New translations en.json (Finnish)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/backend-linter.yml

@@ -2,11 +2,11 @@ name: Run Backend Linter
 
 on:
   push:
-    branches: [main]
+    branches: [main, breaking/**]
     paths:
       - "backend/**"
   pull_request:
-    branches: [main]
+    branches: [main, breaking/**]
     paths:
       - "backend/**"
 

.github/workflows/e2e-tests.yml

@@ -1,13 +1,13 @@
 name: E2E Tests
 on:
   push:
-    branches: [main]
+    branches: [main, breaking/**]
     paths-ignore:
       - "docs/**"
       - "**.md"
       - ".github/**"
   pull_request:
-    branches: [main]
+    branches: [main, breaking/**]
     paths-ignore:
       - "docs/**"
       - "**.md"
@@ -57,7 +57,18 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        db: [sqlite, postgres]
+        include:
+          - db: sqlite
+            storage: fs
+          - db: postgres
+            storage: fs
+          - db: sqlite
+            storage: s3
+          - db: sqlite
+            storage: database
+          - db: postgres
+            storage: database
+
     steps:
       - uses: actions/checkout@v5
 
@@ -70,44 +81,74 @@ jobs:
           node-version: 22
 
       - name: Cache Playwright Browsers
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: playwright-cache
         with:
           path: ~/.cache/ms-playwright
           key: ${{ runner.os }}-playwright-${{ hashFiles('pnpm-lock.yaml') }}
+
       - name: Cache PostgreSQL Docker image
-        if: matrix.db == 'postgres'
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: postgres-cache
         with:
           path: /tmp/postgres-image.tar
           key: postgres-17-${{ runner.os }}
-
       - name: Pull and save PostgreSQL image
         if: matrix.db == 'postgres' && steps.postgres-cache.outputs.cache-hit != 'true'
         run: |
           docker pull postgres:17
           docker save postgres:17 > /tmp/postgres-image.tar
-
-      - name: Load PostgreSQL image from cache
+      - name: Load PostgreSQL image
         if: matrix.db == 'postgres' && steps.postgres-cache.outputs.cache-hit == 'true'
         run: docker load < /tmp/postgres-image.tar
+
       - name: Cache LLDAP Docker image
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         id: lldap-cache
         with:
           path: /tmp/lldap-image.tar
           key: lldap-stable-${{ runner.os }}
-
       - name: Pull and save LLDAP image
         if: steps.lldap-cache.outputs.cache-hit != 'true'
         run: |
-          docker pull nitnelave/lldap:stable
-          docker save nitnelave/lldap:stable > /tmp/lldap-image.tar
-
-      - name: Load LLDAP image from cache
+          docker pull lldap/lldap:2025-05-19
+          docker save lldap/lldap:2025-05-19 > /tmp/lldap-image.tar
+      - name: Load LLDAP image
         if: steps.lldap-cache.outputs.cache-hit == 'true'
         run: docker load < /tmp/lldap-image.tar
+
+      - name: Cache Localstack S3 Docker image
+        if: matrix.storage == 's3'
+        uses: actions/cache@v4
+        id: s3-cache
+        with:
+          path: /tmp/localstack-s3-image.tar
+          key: localstack-s3-latest-${{ runner.os }}
+      - name: Pull and save Localstack S3 image
+        if: matrix.storage == 's3' && steps.s3-cache.outputs.cache-hit != 'true'
+        run: |
+          docker pull localstack/localstack:s3-latest
+          docker save localstack/localstack:s3-latest > /tmp/localstack-s3-image.tar
+      - name: Load Localstack S3 image
+        if: matrix.storage == 's3' && steps.s3-cache.outputs.cache-hit == 'true'
+        run: docker load < /tmp/localstack-s3-image.tar
+
+      - name: Cache AWS CLI Docker image
+        if: matrix.storage == 's3'
+        uses: actions/cache@v4
+        id: aws-cli-cache
+        with:
+          path: /tmp/aws-cli-image.tar
+          key: aws-cli-latest-${{ runner.os }}
+      - name: Pull and save AWS CLI image
+        if: matrix.storage == 's3' && steps.aws-cli-cache.outputs.cache-hit != 'true'
+        run: |
+          docker pull amazon/aws-cli:latest
+          docker save amazon/aws-cli:latest > /tmp/aws-cli-image.tar
+      - name: Load AWS CLI image
+        if: matrix.storage == 's3' && steps.aws-cli-cache.outputs.cache-hit == 'true'
+        run: docker load < /tmp/aws-cli-image.tar
+
       - name: Download Docker image artifact
         uses: actions/download-artifact@v4
         with:
@@ -124,19 +165,21 @@ jobs:
         working-directory: ./tests
         if: steps.playwright-cache.outputs.cache-hit != 'true'
         run: pnpm exec playwright install --with-deps chromium
-      - name: Run Docker Container (sqlite) with LDAP
-        if: matrix.db == 'sqlite'
-        working-directory: ./tests/setup
-        run: |
-          docker compose up -d
-          docker compose logs -f pocket-id &> /tmp/backend.log &
 
-      - name: Run Docker Container (postgres) with LDAP
-        if: matrix.db == 'postgres'
+      - name: Run Docker containers
         working-directory: ./tests/setup
         run: |
-          docker compose -f docker-compose-postgres.yml up -d
-          docker compose -f docker-compose-postgres.yml logs -f pocket-id &> /tmp/backend.log &
+          DOCKER_COMPOSE_FILE=docker-compose.yml
+
+          export FILE_BACKEND="${{ matrix.storage }}"
+          if [ "${{ matrix.db }}" = "postgres" ]; then
+            DOCKER_COMPOSE_FILE=docker-compose-postgres.yml
+          elif [ "${{ matrix.storage }}" = "s3" ]; then
+            DOCKER_COMPOSE_FILE=docker-compose-s3.yml
+          fi
+
+          docker compose -f "$DOCKER_COMPOSE_FILE" up -d
+          docker compose -f "$DOCKER_COMPOSE_FILE" logs -f pocket-id &> /tmp/backend.log &
 
       - name: Run Playwright tests
         working-directory: ./tests
@@ -146,7 +189,7 @@ jobs:
         uses: actions/upload-artifact@v4
         if: always() && github.event.pull_request.head.ref != 'i18n_crowdin'
         with:
-          name: playwright-report-${{ matrix.db }}
+          name: playwright-report-${{ matrix.db }}-${{ matrix.storage }}
           path: tests/.report
           include-hidden-files: true
           retention-days: 15
@@ -155,7 +198,7 @@ jobs:
         uses: actions/upload-artifact@v4
         if: always() && github.event.pull_request.head.ref != 'i18n_crowdin'
         with:
-          name: backend-${{ matrix.db }}
+          name: backend-${{ matrix.db }}-${{ matrix.storage }}
           path: /tmp/backend.log
           include-hidden-files: true
           retention-days: 15

.github/workflows/svelte-check.yml

@@ -2,7 +2,7 @@ name: Svelte Check
 
 on:
   push:
-    branches: [main]
+    branches: [main, breaking/**]
     paths:
       - "frontend/src/**"
       - ".github/svelte-check-matcher.json"

.github/workflows/unit-tests.yml

@@ -1,7 +1,7 @@
 name: Unit Tests
 on:
   push:
-    branches: [main]
+    branches: [main, breaking/**]
     paths:
       - "backend/**"
   pull_request:

backend/go.mod

@@ -3,6 +3,11 @@ module github.com/pocket-id/pocket-id/backend
 go 1.25
 
 require (
+	github.com/aws/aws-sdk-go-v2 v1.39.6
+	github.com/aws/aws-sdk-go-v2/config v1.31.17
+	github.com/aws/aws-sdk-go-v2/credentials v1.18.21
+	github.com/aws/aws-sdk-go-v2/service/s3 v1.90.0
+	github.com/aws/smithy-go v1.23.2
 	github.com/caarlos0/env/v11 v11.3.1
 	github.com/cenkalti/backoff/v5 v5.0.3
 	github.com/disintegration/imageorient v0.0.0-20180920195336-8147d86e83ec
@@ -43,10 +48,10 @@ require (
 	go.opentelemetry.io/otel/sdk/log v0.14.0
 	go.opentelemetry.io/otel/sdk/metric v1.38.0
 	go.opentelemetry.io/otel/trace v1.38.0
-	golang.org/x/crypto v0.43.0
+	golang.org/x/crypto v0.45.0
 	golang.org/x/image v0.32.0
-	golang.org/x/sync v0.17.0
-	golang.org/x/text v0.30.0
+	golang.org/x/sync v0.18.0
+	golang.org/x/text v0.31.0
 	golang.org/x/time v0.14.0
 	gorm.io/driver/postgres v1.6.0
 	gorm.io/gorm v1.31.0
@@ -54,11 +59,23 @@ require (
 
 require (
 	github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 // indirect
+	github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.7.3 // indirect
+	github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.18.13 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/configsources v1.4.13 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.7.13 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/ini v1.8.4 // indirect
+	github.com/aws/aws-sdk-go-v2/internal/v4a v1.4.13 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.13.3 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.9.4 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.13.13 // indirect
+	github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.19.13 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sso v1.30.1 // indirect
+	github.com/aws/aws-sdk-go-v2/service/ssooidc v1.35.5 // indirect
+	github.com/aws/aws-sdk-go-v2/service/sts v1.39.1 // indirect
 	github.com/beorn7/perks v1.0.1 // indirect
 	github.com/bytedance/gopkg v0.1.3 // indirect
 	github.com/bytedance/sonic v1.14.1 // indirect
 	github.com/bytedance/sonic/loader v0.3.0 // indirect
-	github.com/cenkalti/backoff/v4 v4.3.0 // indirect
 	github.com/cespare/xxhash/v2 v2.3.0 // indirect
 	github.com/cloudwego/base64x v0.1.6 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
@@ -80,7 +97,6 @@ require (
 	github.com/google/go-github/v39 v39.2.0 // indirect
 	github.com/google/go-querystring v1.1.0 // indirect
 	github.com/google/go-tpm v0.9.6 // indirect
-	github.com/grafana/regexp v0.0.0-20250905093917-f7b3be9d1853 // indirect
 	github.com/grpc-ecosystem/grpc-gateway/v2 v2.27.3 // indirect
 	github.com/hashicorp/errwrap v1.1.0 // indirect
 	github.com/hashicorp/go-multierror v1.1.1 // indirect
@@ -139,15 +155,13 @@ require (
 	go.opentelemetry.io/otel/exporters/stdout/stdoutmetric v1.38.0 // indirect
 	go.opentelemetry.io/otel/exporters/stdout/stdouttrace v1.38.0 // indirect
 	go.opentelemetry.io/proto/otlp v1.8.0 // indirect
-	go.uber.org/atomic v1.11.0 // indirect
-	go.uber.org/mock v0.6.0 // indirect
 	go.yaml.in/yaml/v2 v2.4.3 // indirect
 	golang.org/x/arch v0.22.0 // indirect
 	golang.org/x/exp v0.0.0-20251023183803-a4bb9ffd2546 // indirect
 	golang.org/x/mod v0.29.0 // indirect
-	golang.org/x/net v0.46.0 // indirect
+	golang.org/x/net v0.47.0 // indirect
 	golang.org/x/oauth2 v0.32.0 // indirect
-	golang.org/x/sys v0.37.0 // indirect
+	golang.org/x/sys v0.38.0 // indirect
 	golang.org/x/tools v0.38.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20251022142026-3a174f9686a8 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20251022142026-3a174f9686a8 // indirect

backend/go.sum

@@ -4,39 +4,72 @@ github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358 h1:mFRzDkZVAjdal+
 github.com/Azure/go-ntlmssp v0.0.0-20221128193559-754e69321358/go.mod h1:chxPXzSsl7ZWRAuOIE23GDNzjWuZquvFlgA8xmpunjU=
 github.com/Microsoft/go-winio v0.6.2 h1:F2VQgta7ecxGYO8k3ZZz3RS8fVIXVxONVUPlNERoyfY=
 github.com/Microsoft/go-winio v0.6.2/go.mod h1:yd8OoFMLzJbo9gZq8j5qaps8bJ9aShtEA8Ipt1oGCvU=
-github.com/alexbrainman/sspi v0.0.0-20231016080023-1a75b4708caa h1:LHTHcTQiSGT7VVbI0o4wBRNQIgn917usHWOd6VAffYI=
-github.com/alexbrainman/sspi v0.0.0-20231016080023-1a75b4708caa/go.mod h1:cEWa1LVoE5KvSD9ONXsZrj0z6KqySlCCNKHlLzbqAt4=
 github.com/alexbrainman/sspi v0.0.0-20250919150558-7d374ff0d59e h1:4dAU9FXIyQktpoUAgOJK3OTFc/xug0PCXYCqU0FgDKI=
+github.com/alexbrainman/sspi v0.0.0-20250919150558-7d374ff0d59e/go.mod h1:cEWa1LVoE5KvSD9ONXsZrj0z6KqySlCCNKHlLzbqAt4=
+github.com/aws/aws-sdk-go-v2 v1.39.6 h1:2JrPCVgWJm7bm83BDwY5z8ietmeJUbh3O2ACnn+Xsqk=
+github.com/aws/aws-sdk-go-v2 v1.39.6/go.mod h1:c9pm7VwuW0UPxAEYGyTmyurVcNrbF6Rt/wixFqDhcjE=
+github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.7.3 h1:DHctwEM8P8iTXFxC/QK0MRjwEpWQeM9yzidCRjldUz0=
+github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.7.3/go.mod h1:xdCzcZEtnSTKVDOmUZs4l/j3pSV6rpo1WXl5ugNsL8Y=
+github.com/aws/aws-sdk-go-v2/config v1.31.17 h1:QFl8lL6RgakNK86vusim14P2k8BFSxjvUkcWLDjgz9Y=
+github.com/aws/aws-sdk-go-v2/config v1.31.17/go.mod h1:V8P7ILjp/Uef/aX8TjGk6OHZN6IKPM5YW6S78QnRD5c=
+github.com/aws/aws-sdk-go-v2/credentials v1.18.21 h1:56HGpsgnmD+2/KpG0ikvvR8+3v3COCwaF4r+oWwOeNA=
+github.com/aws/aws-sdk-go-v2/credentials v1.18.21/go.mod h1:3YELwedmQbw7cXNaII2Wywd+YY58AmLPwX4LzARgmmA=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.18.13 h1:T1brd5dR3/fzNFAQch/iBKeX07/ffu/cLu+q+RuzEWk=
+github.com/aws/aws-sdk-go-v2/feature/ec2/imds v1.18.13/go.mod h1:Peg/GBAQ6JDt+RoBf4meB1wylmAipb7Kg2ZFakZTlwk=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.4.13 h1:a+8/MLcWlIxo1lF9xaGt3J/u3yOZx+CdSveSNwjhD40=
+github.com/aws/aws-sdk-go-v2/internal/configsources v1.4.13/go.mod h1:oGnKwIYZ4XttyU2JWxFrwvhF6YKiK/9/wmE3v3Iu9K8=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.7.13 h1:HBSI2kDkMdWz4ZM7FjwE7e/pWDEZ+nR95x8Ztet1ooY=
+github.com/aws/aws-sdk-go-v2/internal/endpoints/v2 v2.7.13/go.mod h1:YE94ZoDArI7awZqJzBAZ3PDD2zSfuP7w6P2knOzIn8M=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.4 h1:WKuaxf++XKWlHWu9ECbMlha8WOEGm0OUEZqm4K/Gcfk=
+github.com/aws/aws-sdk-go-v2/internal/ini v1.8.4/go.mod h1:ZWy7j6v1vWGmPReu0iSGvRiise4YI5SkR3OHKTZ6Wuc=
+github.com/aws/aws-sdk-go-v2/internal/v4a v1.4.13 h1:eg/WYAa12vqTphzIdWMzqYRVKKnCboVPRlvaybNCqPA=
+github.com/aws/aws-sdk-go-v2/internal/v4a v1.4.13/go.mod h1:/FDdxWhz1486obGrKKC1HONd7krpk38LBt+dutLcN9k=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.13.3 h1:x2Ibm/Af8Fi+BH+Hsn9TXGdT+hKbDd5XOTZxTMxDk7o=
+github.com/aws/aws-sdk-go-v2/service/internal/accept-encoding v1.13.3/go.mod h1:IW1jwyrQgMdhisceG8fQLmQIydcT/jWY21rFhzgaKwo=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.9.4 h1:NvMjwvv8hpGUILarKw7Z4Q0w1H9anXKsesMxtw++MA4=
+github.com/aws/aws-sdk-go-v2/service/internal/checksum v1.9.4/go.mod h1:455WPHSwaGj2waRSpQp7TsnpOnBfw8iDfPfbwl7KPJE=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.13.13 h1:kDqdFvMY4AtKoACfzIGD8A0+hbT41KTKF//gq7jITfM=
+github.com/aws/aws-sdk-go-v2/service/internal/presigned-url v1.13.13/go.mod h1:lmKuogqSU3HzQCwZ9ZtcqOc5XGMqtDK7OIc2+DxiUEg=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.19.13 h1:zhBJXdhWIFZ1acfDYIhu4+LCzdUS2Vbcum7D01dXlHQ=
+github.com/aws/aws-sdk-go-v2/service/internal/s3shared v1.19.13/go.mod h1:JaaOeCE368qn2Hzi3sEzY6FgAZVCIYcC2nwbro2QCh8=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.90.0 h1:ef6gIJR+xv/JQWwpa5FYirzoQctfSJm7tuDe3SZsUf8=
+github.com/aws/aws-sdk-go-v2/service/s3 v1.90.0/go.mod h1:+wArOOrcHUevqdto9k1tKOF5++YTe9JEcPSc9Tx2ZSw=
+github.com/aws/aws-sdk-go-v2/service/sso v1.30.1 h1:0JPwLz1J+5lEOfy/g0SURC9cxhbQ1lIMHMa+AHZSzz0=
+github.com/aws/aws-sdk-go-v2/service/sso v1.30.1/go.mod h1:fKvyjJcz63iL/ftA6RaM8sRCtN4r4zl4tjL3qw5ec7k=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.35.5 h1:OWs0/j2UYR5LOGi88sD5/lhN6TDLG6SfA7CqsQO9zF0=
+github.com/aws/aws-sdk-go-v2/service/ssooidc v1.35.5/go.mod h1:klO+ejMvYsB4QATfEOIXk8WAEwN4N0aBfJpvC+5SZBo=
+github.com/aws/aws-sdk-go-v2/service/sts v1.39.1 h1:mLlUgHn02ue8whiR4BmxxGJLR2gwU6s6ZzJ5wDamBUs=
+github.com/aws/aws-sdk-go-v2/service/sts v1.39.1/go.mod h1:E19xDjpzPZC7LS2knI9E6BaRFDK43Eul7vd6rSq2HWk=
+github.com/aws/smithy-go v1.23.2 h1:Crv0eatJUQhaManss33hS5r40CG3ZFH+21XSkqMrIUM=
+github.com/aws/smithy-go v1.23.2/go.mod h1:LEj2LM3rBRQJxPZTB4KuzZkaZYnZPnvgIhb4pu07mx0=
 github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bytedance/gopkg v0.1.3 h1:TPBSwH8RsouGCBcMBktLt1AymVo2TVsBVCY4b6TnZ/M=
 github.com/bytedance/gopkg v0.1.3/go.mod h1:576VvJ+eJgyCzdjS+c4+77QF3p7ubbtiKARP3TxducM=
-github.com/bytedance/sonic v1.14.0 h1:/OfKt8HFw0kh2rj8N0F6C/qPGRESq0BbaNZgcNXXzQQ=
-github.com/bytedance/sonic v1.14.0/go.mod h1:WoEbx8WTcFJfzCe0hbmyTGrfjt8PzNEBdxlNUO24NhA=
 github.com/bytedance/sonic v1.14.1 h1:FBMC0zVz5XUmE4z9wF4Jey0An5FueFvOsTKKKtwIl7w=
 github.com/bytedance/sonic v1.14.1/go.mod h1:gi6uhQLMbTdeP0muCnrjHLeCUPyb70ujhnNlhOylAFc=
 github.com/bytedance/sonic/loader v0.3.0 h1:dskwH8edlzNMctoruo8FPTJDF3vLtDT0sXZwvZJyqeA=
 github.com/bytedance/sonic/loader v0.3.0/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
 github.com/caarlos0/env/v11 v11.3.1 h1:cArPWC15hWmEt+gWk7YBi7lEXTXCvpaSdCiZE2X5mCA=
 github.com/caarlos0/env/v11 v11.3.1/go.mod h1:qupehSf/Y0TUTsxKywqRt/vJjN5nz6vauiYEUUr8P4U=
-github.com/cenkalti/backoff/v4 v4.3.0 h1:MyRJ/UdXutAwSAT+s3wNd7MfTIcy71VQueUuFK343L8=
-github.com/cenkalti/backoff/v4 v4.3.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
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@@ -106,16 +124,10 @@ github.com/go-playground/locales v0.14.1 h1:EWaQ/wswjilfKLTECiXz7Rh+3BjFhfDFKv/o
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@@ -124,12 +136,8 @@ github.com/goccy/go-yaml v1.18.0 h1:8W7wMFS12Pcas7KU+VVkaiCng+kG8QiFeFwzFb+rwuw=
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@@ -138,15 +146,12 @@ github.com/golang/protobuf v1.5.4 h1:i7eJL8qZTpSEXOPTxNKhASYpMn+8e5Q6AdndVa1dWek
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@@ -154,12 +159,6 @@ github.com/google/pprof v0.0.0-20250317173921-a4b03ec1a45e h1:ijClszYn+mADRFY17k
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@@ -167,7 +166,6 @@ github.com/hashicorp/errwrap v1.1.0 h1:OxrOeh75EUXMY8TBjag2fzXGZ40LB6IKw45YeGUDY
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@@ -176,8 +174,6 @@ github.com/jackc/pgpassfile v1.0.0 h1:/6Hmqy13Ss2zCq62VdNG8tM1wchn8zjSGOBJ6icpsI
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-github.com/jackc/pgx/v5 v5.7.5 h1:JHGfMnQY+IEtGM63d+NGMjoRpysB2JBwDr5fsngwmJs=
-github.com/jackc/pgx/v5 v5.7.5/go.mod h1:aruU7o91Tc2q2cFp5h4uP3f6ztExVpyVv88Xl/8Vl8M=
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@@ -226,12 +222,8 @@ github.com/lestrrat-go/dsig-secp256k1 v1.0.0 h1:JpDe4Aybfl0soBvoVwjqDbp+9S1Y2OM7
 github.com/lestrrat-go/dsig-secp256k1 v1.0.0/go.mod h1:CxUgAhssb8FToqbL8NjSPoGQlnO4w3LG1P0qPWQm/NU=
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-github.com/lestrrat-go/httprc/v3 v3.0.0 h1:nZUx/zFg5uc2rhlu1L1DidGr5Sj02JbXvGSpnY4LMrc=
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-github.com/lestrrat-go/jwx/v3 v3.0.10 h1:XuoCBhZBncRIjMQ32HdEc76rH0xK/Qv2wq5TBouYJDw=
-github.com/lestrrat-go/jwx/v3 v3.0.10/go.mod h1:kNMedLgTpHvPJkK5EMVa1JFz+UVyY2dMmZKu3qjl/Pk=
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@@ -244,8 +236,6 @@ github.com/lmittmann/tint v1.1.2 h1:2CQzrL6rslrsyjqLDwD11bZ5OpLBPU+g3G/r5LSfS8w=
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-github.com/mattn/go-sqlite3 v1.14.24 h1:tpSp2G2KyMnnQu99ngJ47EIkWVmliIizyZBfPrBWDRM=
-github.com/mattn/go-sqlite3 v1.14.24/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
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@@ -265,8 +255,6 @@ github.com/morikuni/aec v1.0.0 h1:nP9CBfwrvYnBRgY6qfDQkygYDmYwOilePFkwzv4dU8A=
 github.com/morikuni/aec v1.0.0/go.mod h1:BbKIizmSmc5MMPqRYbxO4ZU0S0+P200+tUnFx7PXmsc=
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA=
 github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ=
-github.com/ncruces/go-strftime v0.1.9 h1:bY0MQC28UADQmHmaF5dgpLmImcShSi2kHU9XLdhx/f4=
-github.com/ncruces/go-strftime v0.1.9/go.mod h1:Fwc5htZGVVkseilnfgOVb9mKy6w1naJmn9CehxcKcls=
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 github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
@@ -275,8 +263,6 @@ github.com/opencontainers/image-spec v1.1.0 h1:8SG7/vwALn54lVB/0yZ/MMwhFrPYtpEHQ
 github.com/opencontainers/image-spec v1.1.0/go.mod h1:W4s4sFTMaBeK1BQLXbG4AdM2szdn85PY75RI83NrTrM=
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 github.com/orandin/slog-gorm v1.4.0/go.mod h1:MoZ51+b7xE9lwGNPYEhxcUtRNrYzjdcKvA8QXQQGEPA=
-github.com/oschwald/maxminddb-golang/v2 v2.0.0-beta.8 h1:aM1/rO6p+XV+l+seD7UCtFZgsOefDTrFVLvPoZWjXZs=
-github.com/oschwald/maxminddb-golang/v2 v2.0.0-beta.8/go.mod h1:Jts8ztuE0PkUwY7VCJyp6B68ujQfr6G9P5Dn3Yx9u6w=
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@@ -285,22 +271,14 @@ github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
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-github.com/prometheus/client_golang v1.22.0 h1:rb93p9lokFEsctTys46VnV1kLCDpVZ0a/Y92Vm0Zc6Q=
-github.com/prometheus/client_golang v1.22.0/go.mod h1:R7ljNsLXhuQXYZYtw6GAE9AZg8Y7vEW5scdCXrWRXC0=
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@@ -311,20 +289,13 @@ github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec h1:W09IVJc94
 github.com/remyoudompheng/bigfft v0.0.0-20230129092748-24d4a6f8daec/go.mod h1:qqbHyh8v60DhA7CoWK5oRCqLrMHRGoxYCSS9EjAz6Eo=
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@@ -332,14 +303,11 @@ github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
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@@ -350,281 +318,137 @@ github.com/valyala/fastjson v1.6.4 h1:uAUNq9Z6ymTgGhcm0UynUAB6tlbakBrz6CQFax3BXV
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-go.opentelemetry.io/auto/sdk v1.1.0 h1:cH53jehLUN6UFLY71z+NDOiNJqDdPRaXzTel0sJySYA=
-go.opentelemetry.io/auto/sdk v1.1.0/go.mod h1:3wSPjt5PWp2RhlCcmmOial7AvC4DQqZb7a7wCow3W8A=
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-go.opentelemetry.io/contrib/bridges/otelslog v0.12.0 h1:lFM7SZo8Ce01RzRfnUFQZEYeWRf/MtOA3A5MobOqk2g=
-go.opentelemetry.io/contrib/bridges/otelslog v0.12.0/go.mod h1:Dw05mhFtrKAYu72Tkb3YBYeQpRUJ4quDgo2DQw3No5A=
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 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gorm.io/driver/postgres v1.6.0 h1:2dxzU8xJ+ivvqTRph34QX+WrRaJlmfyPqXmoGVjMBa4=
 gorm.io/driver/postgres v1.6.0/go.mod h1:vUw0mrGgrTK+uPHEhAdV4sfFELrByKVGnaVRkXDhtWo=
-gorm.io/gorm v1.30.1 h1:lSHg33jJTBxs2mgJRfRZeLDG+WZaHYCk3Wtfl6Ngzo4=
-gorm.io/gorm v1.30.1/go.mod h1:8Z33v652h4//uMA76KjeDH8mJXPm1QNCYrMeatR0DOE=
 gorm.io/gorm v1.31.0 h1:0VlycGreVhK7RF/Bwt51Fk8v0xLiiiFdbGDPIZQ7mJY=
 gorm.io/gorm v1.31.0/go.mod h1:XyQVbO2k6YkOis7C2437jSit3SsDK72s7n7rsSHd+Gs=
-modernc.org/cc/v4 v4.26.3 h1:yEN8dzrkRFnn4PUUKXLYIqVf2PJYAEjMTFjO3BDGc3I=
-modernc.org/cc/v4 v4.26.3/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
 modernc.org/cc/v4 v4.26.5 h1:xM3bX7Mve6G8K8b+T11ReenJOT+BmVqQj0FY5T4+5Y4=
-modernc.org/ccgo/v4 v4.28.0 h1:rjznn6WWehKq7dG4JtLRKxb52Ecv8OUGah8+Z/SfpNU=
-modernc.org/ccgo/v4 v4.28.0/go.mod h1:JygV3+9AV6SmPhDasu4JgquwU81XAKLd3OKTUDNOiKE=
+modernc.org/cc/v4 v4.26.5/go.mod h1:uVtb5OGqUKpoLWhqwNQo/8LwvoiEBLvZXIQ/SmO6mL0=
 modernc.org/ccgo/v4 v4.28.1 h1:wPKYn5EC/mYTqBO373jKjvX2n+3+aK7+sICCv4Fjy1A=
-modernc.org/fileutil v1.3.15 h1:rJAXTP6ilMW/1+kzDiqmBlHLWszheUFXIyGQIAvjJpY=
-modernc.org/fileutil v1.3.15/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
+modernc.org/ccgo/v4 v4.28.1/go.mod h1:uD+4RnfrVgE6ec9NGguUNdhqzNIeeomeXf6CL0GTE5Q=
 modernc.org/fileutil v1.3.40 h1:ZGMswMNc9JOCrcrakF1HrvmergNLAmxOPjizirpfqBA=
+modernc.org/fileutil v1.3.40/go.mod h1:HxmghZSZVAz/LXcMNwZPA/DRrQZEVP9VX0V4LQGQFOc=
 modernc.org/gc/v2 v2.6.5 h1:nyqdV8q46KvTpZlsw66kWqwXRHdjIlJOhG6kxiV/9xI=
 modernc.org/gc/v2 v2.6.5/go.mod h1:YgIahr1ypgfe7chRuJi2gD7DBQiKSLMPgBQe9oIiito=
 modernc.org/goabi0 v0.2.0 h1:HvEowk7LxcPd0eq6mVOAEMai46V+i7Jrj13t4AzuNks=
 modernc.org/goabi0 v0.2.0/go.mod h1:CEFRnnJhKvWT1c1JTI3Avm+tgOWbkOu5oPA8eH8LnMI=
-modernc.org/libc v1.66.7 h1:rjhZ8OSCybKWxS1CJr0hikpEi6Vg+944Ouyrd+bQsoY=
-modernc.org/libc v1.66.7/go.mod h1:ln6tbWX0NH+mzApEoDRvilBvAWFt1HX7AUA4VDdVDPM=
 modernc.org/libc v1.66.10 h1:yZkb3YeLx4oynyR+iUsXsybsX4Ubx7MQlSYEw4yj59A=
 modernc.org/libc v1.66.10/go.mod h1:8vGSEwvoUoltr4dlywvHqjtAqHBaw0j1jI7iFBTAr2I=
 modernc.org/mathutil v1.7.1 h1:GCZVGXdaN8gTqB1Mf/usp1Y/hSqgI2vAGGP4jZMCxOU=
@@ -635,8 +459,6 @@ modernc.org/opt v0.1.4 h1:2kNGMRiUjrp4LcaPuLY2PzUfqM/w9N23quVwhKt5Qm8=
 modernc.org/opt v0.1.4/go.mod h1:03fq9lsNfvkYSfxrfUhZCWPk1lm4cq4N+Bh//bEtgns=
 modernc.org/sortutil v1.2.1 h1:+xyoGf15mM3NMlPDnFqrteY07klSFxLElE2PVuWIJ7w=
 modernc.org/sortutil v1.2.1/go.mod h1:7ZI3a3REbai7gzCLcotuw9AC4VZVpYMjDzETGsSMqJE=
-modernc.org/sqlite v1.38.2 h1:Aclu7+tgjgcQVShZqim41Bbw9Cho0y/7WzYptXqkEek=
-modernc.org/sqlite v1.38.2/go.mod h1:cPTJYSlgg3Sfg046yBShXENNtPrWrDX8bsbAQBzgQ5E=
 modernc.org/sqlite v1.39.1 h1:H+/wGFzuSCIEVCvXYVHX5RQglwhMOvtHSv+VtidL2r4=
 modernc.org/sqlite v1.39.1/go.mod h1:9fjQZ0mB1LLP0GYrp39oOJXx/I2sxEnZtzCmEQIKvGE=
 modernc.org/strutil v1.2.1 h1:UneZBkQA+DX2Rp35KcM69cSsNES9ly8mQWD71HKlOA0=

backend/internal/bootstrap/app_images_bootstrap.go

@@ -2,68 +2,76 @@ package bootstrap
 
 import (
 	"bytes"
+	"context"
+	"crypto/sha256"
 	"encoding/hex"
+	"errors"
 	"fmt"
+	"io"
+	"io/fs"
 	"log/slog"
 	"os"
 	"path"
 
-	"github.com/pocket-id/pocket-id/backend/internal/common"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 	"github.com/pocket-id/pocket-id/backend/resources"
 )
 
-// initApplicationImages copies the images from the images directory to the application-images directory
+// initApplicationImages copies the images from the embedded directory to the storage backend
 // and returns a map containing the detected file extensions in the application-images directory.
-func initApplicationImages() (map[string]string, error) {
+func initApplicationImages(ctx context.Context, fileStorage storage.FileStorage) (map[string]string, error) {
 	// Previous versions of images
 	// If these are found, they are deleted
 	legacyImageHashes := imageHashMap{
 		"background.jpg": mustDecodeHex("138d510030ed845d1d74de34658acabff562d306476454369a60ab8ade31933f"),
 	}
 
-	dirPath := common.EnvConfig.UploadPath + "/application-images"
-
 	sourceFiles, err := resources.FS.ReadDir("images")
 	if err != nil && !os.IsNotExist(err) {
 		return nil, fmt.Errorf("failed to read directory: %w", err)
 	}
 
-	destinationFiles, err := os.ReadDir(dirPath)
-	if err != nil && !os.IsNotExist(err) {
-		return nil, fmt.Errorf("failed to read directory: %w", err)
+	destinationFiles, err := fileStorage.List(ctx, "application-images")
+	if err != nil {
+		if storage.IsNotExist(err) {
+			destinationFiles = []storage.ObjectInfo{}
+		} else {
+			return nil, fmt.Errorf("failed to list application images: %w", err)
+		}
+
 	}
 	dstNameToExt := make(map[string]string, len(destinationFiles))
 	for _, f := range destinationFiles {
-		if f.IsDir() {
-			continue
-		}
-		name := f.Name()
-		nameWithoutExt, ext := utils.SplitFileName(name)
-		destFilePath := path.Join(dirPath, name)
-
 		// Skip directories
-		if f.IsDir() {
+		_, name := path.Split(f.Path)
+		if name == "" {
 			continue
 		}
-
-		h, err := utils.CreateSha256FileHash(destFilePath)
+		nameWithoutExt, ext := utils.SplitFileName(name)
+		reader, _, err := fileStorage.Open(ctx, f.Path)
 		if err != nil {
-			slog.Warn("Failed to get hash for file", slog.String("name", name), slog.Any("error", err))
+			if errors.Is(err, fs.ErrNotExist) {
+				continue
+			}
+			slog.Warn("Failed to open application image for hashing", slog.String("name", name), slog.Any("error", err))
+			continue
+		}
+		hash, err := hashStream(reader)
+		reader.Close()
+		if err != nil {
+			slog.Warn("Failed to hash application image", slog.String("name", name), slog.Any("error", err))
 			continue
 		}
 
 		// Check if the file is a legacy one - if so, delete it
-		if legacyImageHashes.Contains(h) {
+		if legacyImageHashes.Contains(hash) {
 			slog.Info("Found legacy application image that will be removed", slog.String("name", name))
-			err = os.Remove(destFilePath)
-			if err != nil {
+			if err := fileStorage.Delete(ctx, f.Path); err != nil {
 				return nil, fmt.Errorf("failed to remove legacy file '%s': %w", name, err)
 			}
 			continue
 		}
-
-		// Track existing files
 		dstNameToExt[nameWithoutExt] = ext
 	}
 
@@ -76,21 +84,21 @@ func initApplicationImages() (map[string]string, error) {
 		name := sourceFile.Name()
 		nameWithoutExt, ext := utils.SplitFileName(name)
 		srcFilePath := path.Join("images", name)
-		destFilePath := path.Join(dirPath, name)
 
-		// Skip if there's already an image at the path
-		// We do not check the extension because users could have uploaded a different one
 		if _, exists := dstNameToExt[nameWithoutExt]; exists {
 			continue
 		}
 
 		slog.Info("Writing new application image", slog.String("name", name))
-		err := utils.CopyEmbeddedFileToDisk(srcFilePath, destFilePath)
+		srcFile, err := resources.FS.Open(srcFilePath)
 		if err != nil {
-			return nil, fmt.Errorf("failed to copy file: %w", err)
+			return nil, fmt.Errorf("failed to open embedded file '%s': %w", name, err)
 		}
-
-		// Track the newly copied file so it can be included in the extensions map later
+		if err := fileStorage.Save(ctx, path.Join("application-images", name), srcFile); err != nil {
+			srcFile.Close()
+			return nil, fmt.Errorf("failed to store application image '%s': %w", name, err)
+		}
+		srcFile.Close()
 		dstNameToExt[nameWithoutExt] = ext
 	}
 
@@ -118,3 +126,11 @@ func mustDecodeHex(str string) []byte {
 	}
 	return b
 }
+
+func hashStream(r io.Reader) ([]byte, error) {
+	h := sha256.New()
+	if _, err := io.Copy(h, r); err != nil {
+		return nil, err
+	}
+	return h.Sum(nil), nil
+}

backend/internal/bootstrap/bootstrap.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
 	"github.com/pocket-id/pocket-id/backend/internal/job"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 )
 
@@ -21,19 +22,45 @@ func Bootstrap(ctx context.Context) error {
 	}
 	slog.InfoContext(ctx, "Pocket ID is starting")
 
-	imageExtensions, err := initApplicationImages()
-	if err != nil {
-		return fmt.Errorf("failed to initialize application images: %w", err)
-	}
-
 	// Connect to the database
 	db, err := NewDatabase()
 	if err != nil {
 		return fmt.Errorf("failed to initialize database: %w", err)
 	}
 
+	// Initialize the file storage backend
+	var fileStorage storage.FileStorage
+
+	switch common.EnvConfig.FileBackend {
+	case storage.TypeFileSystem:
+		fileStorage, err = storage.NewFilesystemStorage(common.EnvConfig.UploadPath)
+	case storage.TypeDatabase:
+		fileStorage, err = storage.NewDatabaseStorage(db)
+	case storage.TypeS3:
+		s3Cfg := storage.S3Config{
+			Bucket:          common.EnvConfig.S3Bucket,
+			Region:          common.EnvConfig.S3Region,
+			Endpoint:        common.EnvConfig.S3Endpoint,
+			AccessKeyID:     common.EnvConfig.S3AccessKeyID,
+			SecretAccessKey: common.EnvConfig.S3SecretAccessKey,
+			ForcePathStyle:  common.EnvConfig.S3ForcePathStyle,
+			Root:            common.EnvConfig.UploadPath,
+		}
+		fileStorage, err = storage.NewS3Storage(ctx, s3Cfg)
+	default:
+		err = fmt.Errorf("unknown file storage backend: %s", common.EnvConfig.FileBackend)
+	}
+	if err != nil {
+		return fmt.Errorf("failed to initialize file storage (backend: %s): %w", common.EnvConfig.FileBackend, err)
+	}
+
+	imageExtensions, err := initApplicationImages(ctx, fileStorage)
+	if err != nil {
+		return fmt.Errorf("failed to initialize application images: %w", err)
+	}
+
 	// Create all services
-	svc, err := initServices(ctx, db, httpClient, imageExtensions)
+	svc, err := initServices(ctx, db, httpClient, imageExtensions, fileStorage)
 	if err != nil {
 		return fmt.Errorf("failed to initialize services: %w", err)
 	}

backend/internal/bootstrap/e2etest_router_bootstrap.go

@@ -17,7 +17,7 @@ import (
 func init() {
 	registerTestControllers = []func(apiGroup *gin.RouterGroup, db *gorm.DB, svc *services){
 		func(apiGroup *gin.RouterGroup, db *gorm.DB, svc *services) {
-			testService, err := service.NewTestService(db, svc.appConfigService, svc.jwtService, svc.ldapService)
+			testService, err := service.NewTestService(db, svc.appConfigService, svc.jwtService, svc.ldapService, svc.fileStorage)
 			if err != nil {
 				slog.Error("Failed to initialize test service", slog.Any("error", err))
 				os.Exit(1)

backend/internal/bootstrap/router_bootstrap.go

@@ -41,11 +41,11 @@ func initRouter(db *gorm.DB, svc *services) utils.Service {
 func initRouterInternal(db *gorm.DB, svc *services) (utils.Service, error) {
 	// Set the appropriate Gin mode based on the environment
 	switch common.EnvConfig.AppEnv {
-	case "production":
+	case common.AppEnvProduction:
 		gin.SetMode(gin.ReleaseMode)
-	case "development":
+	case common.AppEnvDevelopment:
 		gin.SetMode(gin.DebugMode)
-	case "test":
+	case common.AppEnvTest:
 		gin.SetMode(gin.TestMode)
 	}
 
@@ -92,7 +92,7 @@ func initRouterInternal(db *gorm.DB, svc *services) (utils.Service, error) {
 	controller.NewVersionController(apiGroup, svc.versionService)
 
 	// Add test controller in non-production environments
-	if common.EnvConfig.AppEnv != "production" {
+	if !common.EnvConfig.AppEnv.IsProduction() {
 		for _, f := range registerTestControllers {
 			f(apiGroup, db, svc)
 		}

backend/internal/bootstrap/scheduler_bootstrap.go

@@ -23,7 +23,7 @@ func registerScheduledJobs(ctx context.Context, db *gorm.DB, svc *services, http
 	if err != nil {
 		return fmt.Errorf("failed to register DB cleanup jobs in scheduler: %w", err)
 	}
-	err = scheduler.RegisterFileCleanupJobs(ctx, db)
+	err = scheduler.RegisterFileCleanupJobs(ctx, db, svc.fileStorage)
 	if err != nil {
 		return fmt.Errorf("failed to register file cleanup jobs in scheduler: %w", err)
 	}

backend/internal/bootstrap/services_bootstrap.go

@@ -8,6 +8,7 @@ import (
 	"gorm.io/gorm"
 
 	"github.com/pocket-id/pocket-id/backend/internal/service"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 )
 
 type services struct {
@@ -25,10 +26,11 @@ type services struct {
 	ldapService        *service.LdapService
 	apiKeyService      *service.ApiKeyService
 	versionService     *service.VersionService
+	fileStorage        storage.FileStorage
 }
 
 // Initializes all services
-func initServices(ctx context.Context, db *gorm.DB, httpClient *http.Client, imageExtensions map[string]string) (svc *services, err error) {
+func initServices(ctx context.Context, db *gorm.DB, httpClient *http.Client, imageExtensions map[string]string, fileStorage storage.FileStorage) (svc *services, err error) {
 	svc = &services{}
 
 	svc.appConfigService, err = service.NewAppConfigService(ctx, db)
@@ -36,7 +38,8 @@ func initServices(ctx context.Context, db *gorm.DB, httpClient *http.Client, ima
 		return nil, fmt.Errorf("failed to create app config service: %w", err)
 	}
 
-	svc.appImagesService = service.NewAppImagesService(imageExtensions)
+	svc.fileStorage = fileStorage
+	svc.appImagesService = service.NewAppImagesService(imageExtensions, fileStorage)
 
 	svc.emailService, err = service.NewEmailService(db, svc.appConfigService)
 	if err != nil {
@@ -56,14 +59,14 @@ func initServices(ctx context.Context, db *gorm.DB, httpClient *http.Client, ima
 		return nil, fmt.Errorf("failed to create WebAuthn service: %w", err)
 	}
 
-	svc.oidcService, err = service.NewOidcService(ctx, db, svc.jwtService, svc.appConfigService, svc.auditLogService, svc.customClaimService, svc.webauthnService, httpClient)
+	svc.oidcService, err = service.NewOidcService(ctx, db, svc.jwtService, svc.appConfigService, svc.auditLogService, svc.customClaimService, svc.webauthnService, httpClient, fileStorage)
 	if err != nil {
 		return nil, fmt.Errorf("failed to create OIDC service: %w", err)
 	}
 
 	svc.userGroupService = service.NewUserGroupService(db, svc.appConfigService)
-	svc.userService = service.NewUserService(db, svc.jwtService, svc.auditLogService, svc.emailService, svc.appConfigService, svc.customClaimService, svc.appImagesService)
-	svc.ldapService = service.NewLdapService(db, httpClient, svc.appConfigService, svc.userService, svc.userGroupService)
+	svc.userService = service.NewUserService(db, svc.jwtService, svc.auditLogService, svc.emailService, svc.appConfigService, svc.customClaimService, svc.appImagesService, fileStorage)
+	svc.ldapService = service.NewLdapService(db, httpClient, svc.appConfigService, svc.userService, svc.userGroupService, fileStorage)
 	svc.apiKeyService = service.NewApiKeyService(db, svc.emailService)
 
 	svc.versionService = service.NewVersionService(httpClient)

backend/internal/common/env_config.go

@@ -15,6 +15,7 @@ import (
 	_ "github.com/joho/godotenv/autoload"
 )
 
+type AppEnv string
 type DbProvider string
 
 const (
@@ -25,20 +26,31 @@ const (
 )
 
 const (
+	AppEnvProduction        AppEnv     = "production"
+	AppEnvDevelopment       AppEnv     = "development"
+	AppEnvTest              AppEnv     = "test"
 	DbProviderSqlite        DbProvider = "sqlite"
 	DbProviderPostgres      DbProvider = "postgres"
 	MaxMindGeoLiteCityUrl   string     = "https://download.maxmind.com/app/geoip_download?edition_id=GeoLite2-City&license_key=%s&suffix=tar.gz"
 	defaultSqliteConnString string     = "data/pocket-id.db"
+	defaultFsUploadPath     string     = "data/uploads"
 	AppUrl                  string     = "http://localhost:1411"
 )
 
 type EnvConfigSchema struct {
-	AppEnv             string     `env:"APP_ENV" options:"toLower"`
+	AppEnv             AppEnv     `env:"APP_ENV" options:"toLower"`
 	LogLevel           string     `env:"LOG_LEVEL" options:"toLower"`
 	AppURL             string     `env:"APP_URL" options:"toLower,trimTrailingSlash"`
 	DbProvider         DbProvider `env:"DB_PROVIDER" options:"toLower"`
 	DbConnectionString string     `env:"DB_CONNECTION_STRING" options:"file"`
+	FileBackend        string     `env:"FILE_BACKEND" options:"toLower"`
 	UploadPath         string     `env:"UPLOAD_PATH"`
+	S3Bucket           string     `env:"S3_BUCKET"`
+	S3Region           string     `env:"S3_REGION"`
+	S3Endpoint         string     `env:"S3_ENDPOINT"`
+	S3AccessKeyID      string     `env:"S3_ACCESS_KEY_ID"`
+	S3SecretAccessKey  string     `env:"S3_SECRET_ACCESS_KEY"`
+	S3ForcePathStyle   bool       `env:"S3_FORCE_PATH_STYLE"`
 	KeysPath           string     `env:"KEYS_PATH"`
 	KeysStorage        string     `env:"KEYS_STORAGE"`
 	EncryptionKey      []byte     `env:"ENCRYPTION_KEY" options:"file"`
@@ -72,30 +84,16 @@ func init() {
 
 func defaultConfig() EnvConfigSchema {
 	return EnvConfigSchema{
-		AppEnv:             "production",
-		LogLevel:           "info",
-		DbProvider:         "sqlite",
-		DbConnectionString: "",
-		UploadPath:         "data/uploads",
-		KeysPath:           "data/keys",
-		KeysStorage:        "", // "database" or "file"
-		EncryptionKey:      nil,
-		AppURL:             AppUrl,
-		Port:               "1411",
-		Host:               "0.0.0.0",
-		UnixSocket:         "",
-		UnixSocketMode:     "",
-		MaxMindLicenseKey:  "",
-		GeoLiteDBPath:      "data/GeoLite2-City.mmdb",
-		GeoLiteDBUrl:       MaxMindGeoLiteCityUrl,
-		LocalIPv6Ranges:    "",
-		UiConfigDisabled:   false,
-		MetricsEnabled:     false,
-		TracingEnabled:     false,
-		TrustProxy:         false,
-		AnalyticsDisabled:  false,
-		AllowDowngrade:     false,
-		InternalAppURL:     "",
+		AppEnv:        AppEnvProduction,
+		LogLevel:      "info",
+		DbProvider:    "sqlite",
+		FileBackend:   "fs",
+		KeysPath:      "data/keys",
+		AppURL:        AppUrl,
+		Port:          "1411",
+		Host:          "0.0.0.0",
+		GeoLiteDBPath: "data/GeoLite2-City.mmdb",
+		GeoLiteDBUrl:  MaxMindGeoLiteCityUrl,
 	}
 }
 
@@ -181,6 +179,21 @@ func validateEnvConfig(config *EnvConfigSchema) error {
 		return fmt.Errorf("invalid value for KEYS_STORAGE: %s", config.KeysStorage)
 	}
 
+	switch config.FileBackend {
+	case "s3":
+		if config.KeysStorage == "file" {
+			return errors.New("KEYS_STORAGE cannot be 'file' when FILE_BACKEND is 's3'")
+		}
+	case "database":
+		// All good, these are valid values
+	case "", "fs":
+		if config.UploadPath == "" {
+			config.UploadPath = defaultFsUploadPath
+		}
+	default:
+		return errors.New("invalid FILE_BACKEND value. Must be 'fs', 'database', or 's3'")
+	}
+
 	// Validate LOCAL_IPV6_RANGES
 	ranges := strings.Split(config.LocalIPv6Ranges, ",")
 	for _, rangeStr := range ranges {
@@ -279,3 +292,11 @@ func resolveFileBasedEnvVariable(field reflect.Value, fieldType reflect.StructFi
 
 	return nil
 }
+
+func (a AppEnv) IsProduction() bool {
+	return a == AppEnvProduction
+}
+
+func (a AppEnv) IsTest() bool {
+	return a == AppEnvTest
+}

backend/internal/common/env_config_test.go

@@ -192,7 +192,7 @@ func TestParseEnvConfig(t *testing.T) {
 		t.Setenv("DB_PROVIDER", "postgres")
 		t.Setenv("DB_CONNECTION_STRING", "postgres://test")
 		t.Setenv("APP_URL", "https://prod.example.com")
-		t.Setenv("APP_ENV", "STAGING")
+		t.Setenv("APP_ENV", "PRODUCTION")
 		t.Setenv("UPLOAD_PATH", "/custom/uploads")
 		t.Setenv("KEYS_PATH", "/custom/keys")
 		t.Setenv("PORT", "8080")
@@ -203,11 +203,49 @@ func TestParseEnvConfig(t *testing.T) {
 
 		err := parseEnvConfig()
 		require.NoError(t, err)
-		assert.Equal(t, "staging", EnvConfig.AppEnv) // lowercased
+		assert.Equal(t, AppEnvProduction, EnvConfig.AppEnv) // lowercased
 		assert.Equal(t, "/custom/uploads", EnvConfig.UploadPath)
 		assert.Equal(t, "8080", EnvConfig.Port)
 		assert.Equal(t, "localhost", EnvConfig.Host) // lowercased
 	})
+
+	t.Run("should normalize file backend and default upload path", func(t *testing.T) {
+		EnvConfig = defaultConfig()
+		t.Setenv("DB_PROVIDER", "sqlite")
+		t.Setenv("DB_CONNECTION_STRING", "file:test.db")
+		t.Setenv("APP_URL", "http://localhost:3000")
+		t.Setenv("FILE_BACKEND", "FS")
+		t.Setenv("UPLOAD_PATH", "")
+
+		err := parseEnvConfig()
+		require.NoError(t, err)
+		assert.Equal(t, "fs", EnvConfig.FileBackend)
+		assert.Equal(t, defaultFsUploadPath, EnvConfig.UploadPath)
+	})
+
+	t.Run("should fail when FILE_BACKEND is s3 but keys are stored on filesystem", func(t *testing.T) {
+		EnvConfig = defaultConfig()
+		t.Setenv("DB_PROVIDER", "sqlite")
+		t.Setenv("DB_CONNECTION_STRING", "file:test.db")
+		t.Setenv("APP_URL", "http://localhost:3000")
+		t.Setenv("FILE_BACKEND", "s3")
+
+		err := parseEnvConfig()
+		require.Error(t, err)
+		assert.ErrorContains(t, err, "KEYS_STORAGE cannot be 'file' when FILE_BACKEND is 's3'")
+	})
+
+	t.Run("should fail with invalid FILE_BACKEND value", func(t *testing.T) {
+		EnvConfig = defaultConfig()
+		t.Setenv("DB_PROVIDER", "sqlite")
+		t.Setenv("DB_CONNECTION_STRING", "file:test.db")
+		t.Setenv("APP_URL", "http://localhost:3000")
+		t.Setenv("FILE_BACKEND", "invalid")
+
+		err := parseEnvConfig()
+		require.Error(t, err)
+		assert.ErrorContains(t, err, "invalid FILE_BACKEND value")
+	})
 }
 
 func TestPrepareEnvConfig_FileBasedAndToLower(t *testing.T) {
@@ -241,7 +279,7 @@ func TestPrepareEnvConfig_FileBasedAndToLower(t *testing.T) {
 		err := prepareEnvConfig(&config)
 		require.NoError(t, err)
 
-		assert.Equal(t, "staging", config.AppEnv)
+		assert.Equal(t, AppEnv("staging"), config.AppEnv)
 		assert.Equal(t, "localhost", config.Host)
 		assert.Equal(t, []byte(encryptionKeyContent), config.EncryptionKey)
 		assert.Equal(t, dbConnContent, config.DbConnectionString)

backend/internal/controller/app_images_controller.go

@@ -116,7 +116,7 @@ func (c *AppImagesController) updateLogoHandler(ctx *gin.Context) {
 		imageName = "logoDark"
 	}
 
-	if err := c.appImagesService.UpdateImage(file, imageName); err != nil {
+	if err := c.appImagesService.UpdateImage(ctx.Request.Context(), file, imageName); err != nil {
 		_ = ctx.Error(err)
 		return
 	}
@@ -139,7 +139,7 @@ func (c *AppImagesController) updateBackgroundImageHandler(ctx *gin.Context) {
 		return
 	}
 
-	if err := c.appImagesService.UpdateImage(file, "background"); err != nil {
+	if err := c.appImagesService.UpdateImage(ctx.Request.Context(), file, "background"); err != nil {
 		_ = ctx.Error(err)
 		return
 	}
@@ -168,7 +168,7 @@ func (c *AppImagesController) updateFaviconHandler(ctx *gin.Context) {
 		return
 	}
 
-	if err := c.appImagesService.UpdateImage(file, "favicon"); err != nil {
+	if err := c.appImagesService.UpdateImage(ctx.Request.Context(), file, "favicon"); err != nil {
 		_ = ctx.Error(err)
 		return
 	}
@@ -177,15 +177,16 @@ func (c *AppImagesController) updateFaviconHandler(ctx *gin.Context) {
 }
 
 func (c *AppImagesController) getImage(ctx *gin.Context, name string) {
-	imagePath, mimeType, err := c.appImagesService.GetImage(name)
+	reader, size, mimeType, err := c.appImagesService.GetImage(ctx.Request.Context(), name)
 	if err != nil {
 		_ = ctx.Error(err)
 		return
 	}
+	defer reader.Close()
 
 	ctx.Header("Content-Type", mimeType)
 	utils.SetCacheControlHeader(ctx, 15*time.Minute, 24*time.Hour)
-	ctx.File(imagePath)
+	ctx.DataFromReader(http.StatusOK, size, mimeType, reader, nil)
 }
 
 // updateDefaultProfilePicture godoc
@@ -203,7 +204,7 @@ func (c *AppImagesController) updateDefaultProfilePicture(ctx *gin.Context) {
 		return
 	}
 
-	if err := c.appImagesService.UpdateImage(file, "default-profile-picture"); err != nil {
+	if err := c.appImagesService.UpdateImage(ctx.Request.Context(), file, "default-profile-picture"); err != nil {
 		_ = ctx.Error(err)
 		return
 	}
@@ -218,7 +219,7 @@ func (c *AppImagesController) updateDefaultProfilePicture(ctx *gin.Context) {
 // @Success 204 "No Content"
 // @Router /api/application-images/default-profile-picture [delete]
 func (c *AppImagesController) deleteDefaultProfilePicture(ctx *gin.Context) {
-	if err := c.appImagesService.DeleteImage("default-profile-picture"); err != nil {
+	if err := c.appImagesService.DeleteImage(ctx.Request.Context(), "default-profile-picture"); err != nil {
 		_ = ctx.Error(err)
 		return
 	}

backend/internal/controller/oidc_controller.go

@@ -548,16 +548,17 @@ func (oc *OidcController) createClientSecretHandler(c *gin.Context) {
 func (oc *OidcController) getClientLogoHandler(c *gin.Context) {
 	lightLogo, _ := strconv.ParseBool(c.DefaultQuery("light", "true"))
 
-	imagePath, mimeType, err := oc.oidcService.GetClientLogo(c.Request.Context(), c.Param("id"), lightLogo)
+	reader, size, mimeType, err := oc.oidcService.GetClientLogo(c.Request.Context(), c.Param("id"), lightLogo)
 	if err != nil {
 		_ = c.Error(err)
 		return
 	}
+	defer reader.Close()
 
 	utils.SetCacheControlHeader(c, 15*time.Minute, 12*time.Hour)
 
 	c.Header("Content-Type", mimeType)
-	c.File(imagePath)
+	c.DataFromReader(http.StatusOK, size, mimeType, reader, nil)
 }
 
 // updateClientLogoHandler godoc
@@ -586,7 +587,6 @@ func (oc *OidcController) updateClientLogoHandler(c *gin.Context) {
 	}
 
 	c.Status(http.StatusNoContent)
-
 }
 
 // deleteClientLogoHandler godoc
@@ -613,7 +613,6 @@ func (oc *OidcController) deleteClientLogoHandler(c *gin.Context) {
 	}
 
 	c.Status(http.StatusNoContent)
-
 }
 
 // updateAllowedUserGroupsHandler godoc

backend/internal/controller/user_controller.go

@@ -286,7 +286,7 @@ func (uc *UserController) updateUserProfilePictureHandler(c *gin.Context) {
 	}
 	defer file.Close()
 
-	if err := uc.userService.UpdateProfilePicture(userID, file); err != nil {
+	if err := uc.userService.UpdateProfilePicture(c.Request.Context(), userID, file); err != nil {
 		_ = c.Error(err)
 		return
 	}
@@ -317,7 +317,7 @@ func (uc *UserController) updateCurrentUserProfilePictureHandler(c *gin.Context)
 	}
 	defer file.Close()
 
-	if err := uc.userService.UpdateProfilePicture(userID, file); err != nil {
+	if err := uc.userService.UpdateProfilePicture(c.Request.Context(), userID, file); err != nil {
 		_ = c.Error(err)
 		return
 	}
@@ -687,7 +687,7 @@ func (uc *UserController) updateUser(c *gin.Context, updateOwnUser bool) {
 func (uc *UserController) resetUserProfilePictureHandler(c *gin.Context) {
 	userID := c.Param("id")
 
-	if err := uc.userService.ResetProfilePicture(userID); err != nil {
+	if err := uc.userService.ResetProfilePicture(c.Request.Context(), userID); err != nil {
 		_ = c.Error(err)
 		return
 	}
@@ -705,7 +705,7 @@ func (uc *UserController) resetUserProfilePictureHandler(c *gin.Context) {
 func (uc *UserController) resetCurrentUserProfilePictureHandler(c *gin.Context) {
 	userID := c.GetString("userID")
 
-	if err := uc.userService.ResetProfilePicture(userID); err != nil {
+	if err := uc.userService.ResetProfilePicture(c.Request.Context(), userID); err != nil {
 		_ = c.Error(err)
 		return
 	}

backend/internal/controller/webauthn_controller.go

@@ -57,7 +57,7 @@ func (wc *WebauthnController) verifyRegistrationHandler(c *gin.Context) {
 	}
 
 	userID := c.GetString("userID")
-	credential, err := wc.webAuthnService.VerifyRegistration(c.Request.Context(), sessionID, userID, c.Request)
+	credential, err := wc.webAuthnService.VerifyRegistration(c.Request.Context(), sessionID, userID, c.Request, c.ClientIP())
 	if err != nil {
 		_ = c.Error(err)
 		return
@@ -134,8 +134,10 @@ func (wc *WebauthnController) listCredentialsHandler(c *gin.Context) {
 func (wc *WebauthnController) deleteCredentialHandler(c *gin.Context) {
 	userID := c.GetString("userID")
 	credentialID := c.Param("id")
+	clientIP := c.ClientIP()
+	userAgent := c.Request.UserAgent()
 
-	err := wc.webAuthnService.DeleteCredential(c.Request.Context(), userID, credentialID)
+	err := wc.webAuthnService.DeleteCredential(c.Request.Context(), userID, credentialID, clientIP, userAgent)
 	if err != nil {
 		_ = c.Error(err)
 		return

backend/internal/job/analytics_job.go

@@ -19,7 +19,7 @@ const heartbeatUrl = "https://analytics.pocket-id.org/heartbeat"
 
 func (s *Scheduler) RegisterAnalyticsJob(ctx context.Context, appConfig *service.AppConfigService, httpClient *http.Client) error {
 	// Skip if analytics are disabled or not in production environment
-	if common.EnvConfig.AnalyticsDisabled || common.EnvConfig.AppEnv != "production" {
+	if common.EnvConfig.AnalyticsDisabled || !common.EnvConfig.AppEnv.IsProduction() {
 		return nil
 	}
 
@@ -39,7 +39,7 @@ type AnalyticsJob struct {
 // sendHeartbeat sends a heartbeat to the analytics service
 func (j *AnalyticsJob) sendHeartbeat(parentCtx context.Context) error {
 	// Skip if analytics are disabled or not in production environment
-	if common.EnvConfig.AnalyticsDisabled || common.EnvConfig.AppEnv != "production" {
+	if common.EnvConfig.AnalyticsDisabled || !common.EnvConfig.AppEnv.IsProduction() {
 		return nil
 	}
 

backend/internal/job/file_cleanup_job.go

@@ -2,29 +2,36 @@ package job
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"log/slog"
-	"os"
-	"path/filepath"
+	"path"
 	"strings"
 	"time"
 
 	"github.com/go-co-op/gocron/v2"
 	"gorm.io/gorm"
 
-	"github.com/pocket-id/pocket-id/backend/internal/common"
 	"github.com/pocket-id/pocket-id/backend/internal/model"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 )
 
-func (s *Scheduler) RegisterFileCleanupJobs(ctx context.Context, db *gorm.DB) error {
-	jobs := &FileCleanupJobs{db: db}
+func (s *Scheduler) RegisterFileCleanupJobs(ctx context.Context, db *gorm.DB, fileStorage storage.FileStorage) error {
+	jobs := &FileCleanupJobs{db: db, fileStorage: fileStorage}
 
-	// Run every 24 hours
-	return s.registerJob(ctx, "ClearUnusedDefaultProfilePictures", gocron.DurationJob(24*time.Hour), jobs.clearUnusedDefaultProfilePictures, false)
+	err := s.registerJob(ctx, "ClearUnusedDefaultProfilePictures", gocron.DurationJob(24*time.Hour), jobs.clearUnusedDefaultProfilePictures, false)
+
+	// Only necessary for file system storage
+	if fileStorage.Type() == storage.TypeFileSystem {
+		err = errors.Join(err, s.registerJob(ctx, "ClearOrphanedTempFiles", gocron.DurationJob(12*time.Hour), jobs.clearOrphanedTempFiles, true))
+	}
+
+	return err
 }
 
 type FileCleanupJobs struct {
-	db *gorm.DB
+	db          *gorm.DB
+	fileStorage storage.FileStorage
 }
 
 // ClearUnusedDefaultProfilePictures deletes default profile pictures that don't match any user's initials
@@ -44,29 +51,24 @@ func (j *FileCleanupJobs) clearUnusedDefaultProfilePictures(ctx context.Context)
 		initialsInUse[user.Initials()] = struct{}{}
 	}
 
-	defaultPicturesDir := common.EnvConfig.UploadPath + "/profile-pictures/defaults"
-	if _, err := os.Stat(defaultPicturesDir); os.IsNotExist(err) {
-		return nil
-	}
-
-	files, err := os.ReadDir(defaultPicturesDir)
+	defaultPicturesDir := path.Join("profile-pictures", "defaults")
+	files, err := j.fileStorage.List(ctx, defaultPicturesDir)
 	if err != nil {
-		return fmt.Errorf("failed to read default profile pictures directory: %w", err)
+		return fmt.Errorf("failed to list default profile pictures: %w", err)
 	}
 
 	filesDeleted := 0
 	for _, file := range files {
-		if file.IsDir() {
-			continue // Skip directories
+		_, filename := path.Split(file.Path)
+		if filename == "" {
+			continue
 		}
-
-		filename := file.Name()
 		initials := strings.TrimSuffix(filename, ".png")
 
 		// If these initials aren't used by any user, delete the file
 		if _, ok := initialsInUse[initials]; !ok {
-			filePath := filepath.Join(defaultPicturesDir, filename)
-			if err := os.Remove(filePath); err != nil {
+			filePath := path.Join(defaultPicturesDir, filename)
+			if err := j.fileStorage.Delete(ctx, filePath); err != nil {
 				slog.ErrorContext(ctx, "Failed to delete unused default profile picture", slog.String("path", filePath), slog.Any("error", err))
 			} else {
 				filesDeleted++
@@ -77,3 +79,34 @@ func (j *FileCleanupJobs) clearUnusedDefaultProfilePictures(ctx context.Context)
 	slog.Info("Done deleting unused default profile pictures", slog.Int("count", filesDeleted))
 	return nil
 }
+
+// clearOrphanedTempFiles deletes temporary files that are produced by failed atomic writes
+func (j *FileCleanupJobs) clearOrphanedTempFiles(ctx context.Context) error {
+	const minAge = 10 * time.Minute
+
+	var deleted int
+	err := j.fileStorage.Walk(ctx, "/", func(p storage.ObjectInfo) error {
+		// Only temp files
+		if !strings.HasSuffix(p.Path, "-tmp") {
+			return nil
+		}
+
+		if time.Since(p.ModTime) < minAge {
+			return nil
+		}
+
+		if err := j.fileStorage.Delete(ctx, p.Path); err != nil {
+			slog.ErrorContext(ctx, "Failed to delete temp file", slog.String("path", p.Path), slog.Any("error", err))
+			return nil
+		}
+		deleted++
+		return nil
+	})
+
+	if err != nil {
+		return fmt.Errorf("failed to scan storage: %w", err)
+	}
+
+	slog.Info("Done cleaning orphaned temp files", slog.Int("count", deleted))
+	return nil
+}

backend/internal/middleware/rate_limit.go

@@ -29,7 +29,7 @@ func (m *RateLimitMiddleware) Add(limit rate.Limit, burst int) gin.HandlerFunc {
 
 		// Skip rate limiting for localhost and test environment
 		// If the client ip is localhost the request comes from the frontend
-		if ip == "" || ip == "127.0.0.1" || ip == "::1" || common.EnvConfig.AppEnv == "test" {
+		if ip == "" || ip == "127.0.0.1" || ip == "::1" || common.EnvConfig.AppEnv.IsTest() {
 			c.Next()
 			return
 		}

backend/internal/model/audit_log.go

@@ -34,6 +34,8 @@ const (
 	AuditLogEventNewClientAuthorization     AuditLogEvent = "NEW_CLIENT_AUTHORIZATION"
 	AuditLogEventDeviceCodeAuthorization    AuditLogEvent = "DEVICE_CODE_AUTHORIZATION"
 	AuditLogEventNewDeviceCodeAuthorization AuditLogEvent = "NEW_DEVICE_CODE_AUTHORIZATION"
+	AuditLogEventPasskeyAdded               AuditLogEvent = "PASSKEY_ADDED"
+	AuditLogEventPasskeyRemoved             AuditLogEvent = "PASSKEY_REMOVED"
 )
 
 // Scan and Value methods for GORM to handle the custom type

backend/internal/model/storage.go

@@ -0,0 +1,17 @@
+package model
+
+import (
+	datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
+)
+
+type Storage struct {
+	Path      string `gorm:"primaryKey"`
+	Data      []byte
+	Size      int64
+	ModTime   datatype.DateTime
+	CreatedAt datatype.DateTime
+}
+
+func (Storage) TableName() string {
+	return "storage"
+}

backend/internal/service/app_images_service.go

@@ -1,42 +1,52 @@
 package service
 
 import (
+	"context"
 	"fmt"
+	"io"
 	"mime/multipart"
-	"os"
-	"path/filepath"
+	"path"
 	"strings"
 	"sync"
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 )
 
 type AppImagesService struct {
 	mu         sync.RWMutex
 	extensions map[string]string
+	storage    storage.FileStorage
 }
 
-func NewAppImagesService(extensions map[string]string) *AppImagesService {
-	return &AppImagesService{extensions: extensions}
+func NewAppImagesService(extensions map[string]string, storage storage.FileStorage) *AppImagesService {
+	return &AppImagesService{extensions: extensions, storage: storage}
 }
 
-func (s *AppImagesService) GetImage(name string) (string, string, error) {
+func (s *AppImagesService) GetImage(ctx context.Context, name string) (io.ReadCloser, int64, string, error) {
 	ext, err := s.getExtension(name)
 	if err != nil {
-		return "", "", err
+		return nil, 0, "", err
 	}
 
 	mimeType := utils.GetImageMimeType(ext)
 	if mimeType == "" {
-		return "", "", fmt.Errorf("unsupported image type '%s'", ext)
+		return nil, 0, "", fmt.Errorf("unsupported image type '%s'", ext)
 	}
 
-	imagePath := filepath.Join(common.EnvConfig.UploadPath, "application-images", fmt.Sprintf("%s.%s", name, ext))
-	return imagePath, mimeType, nil
+	imagePath := path.Join("application-images", name+"."+ext)
+	reader, size, err := s.storage.Open(ctx, imagePath)
+	if err != nil {
+		if storage.IsNotExist(err) {
+			return nil, 0, "", &common.ImageNotFoundError{}
+		}
+		return nil, 0, "", err
+	}
+	return reader, size, mimeType, nil
 }
 
-func (s *AppImagesService) UpdateImage(file *multipart.FileHeader, imageName string) error {
+func (s *AppImagesService) UpdateImage(ctx context.Context, file *multipart.FileHeader, imageName string) error {
 	fileType := strings.ToLower(utils.GetFileExtension(file.Filename))
 	mimeType := utils.GetImageMimeType(fileType)
 	if mimeType == "" {
@@ -51,15 +61,20 @@ func (s *AppImagesService) UpdateImage(file *multipart.FileHeader, imageName str
 		s.extensions[imageName] = fileType
 	}
 
-	imagePath := filepath.Join(common.EnvConfig.UploadPath, "application-images", fmt.Sprintf("%s.%s", imageName, fileType))
+	imagePath := path.Join("application-images", imageName+"."+fileType)
+	fileReader, err := file.Open()
+	if err != nil {
+		return err
+	}
+	defer fileReader.Close()
 
-	if err := utils.SaveFile(file, imagePath); err != nil {
+	if err := s.storage.Save(ctx, imagePath, fileReader); err != nil {
 		return err
 	}
 
 	if currentExt != "" && currentExt != fileType {
-		oldImagePath := filepath.Join(common.EnvConfig.UploadPath, "application-images", fmt.Sprintf("%s.%s", imageName, currentExt))
-		if err := os.Remove(oldImagePath); err != nil && !os.IsNotExist(err) {
+		oldImagePath := path.Join("application-images", imageName+"."+currentExt)
+		if err := s.storage.Delete(ctx, oldImagePath); err != nil {
 			return err
 		}
 	}
@@ -69,7 +84,7 @@ func (s *AppImagesService) UpdateImage(file *multipart.FileHeader, imageName str
 	return nil
 }
 
-func (s *AppImagesService) DeleteImage(imageName string) error {
+func (s *AppImagesService) DeleteImage(ctx context.Context, imageName string) error {
 	s.mu.Lock()
 	defer s.mu.Unlock()
 
@@ -78,8 +93,8 @@ func (s *AppImagesService) DeleteImage(imageName string) error {
 		return &common.ImageNotFoundError{}
 	}
 
-	imagePath := filepath.Join(common.EnvConfig.UploadPath, "application-images", imageName+"."+ext)
-	if err := os.Remove(imagePath); err != nil && !os.IsNotExist(err) {
+	imagePath := path.Join("application-images", imageName+"."+ext)
+	if err := s.storage.Delete(ctx, imagePath); err != nil {
 		return err
 	}
 

backend/internal/service/app_images_service_test.go

@@ -2,66 +2,92 @@ package service
 
 import (
 	"bytes"
+	"context"
+	"io"
 	"io/fs"
 	"mime/multipart"
 	"net/http"
 	"net/http/httptest"
-	"os"
-	"path/filepath"
+	"path"
 	"testing"
 
+	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 )
 
 func TestAppImagesService_GetImage(t *testing.T) {
-	tempDir := t.TempDir()
-	originalUploadPath := common.EnvConfig.UploadPath
-	common.EnvConfig.UploadPath = tempDir
-	t.Cleanup(func() {
-		common.EnvConfig.UploadPath = originalUploadPath
-	})
-
-	imagesDir := filepath.Join(tempDir, "application-images")
-	require.NoError(t, os.MkdirAll(imagesDir, 0o755))
-
-	filePath := filepath.Join(imagesDir, "background.webp")
-	require.NoError(t, os.WriteFile(filePath, []byte("data"), fs.FileMode(0o644)))
-
-	service := NewAppImagesService(map[string]string{"background": "webp"})
-
-	path, mimeType, err := service.GetImage("background")
+	store, err := storage.NewFilesystemStorage(t.TempDir())
 	require.NoError(t, err)
-	require.Equal(t, filePath, path)
+
+	require.NoError(t, store.Save(context.Background(), path.Join("application-images", "background.webp"), bytes.NewReader([]byte("data"))))
+
+	service := NewAppImagesService(map[string]string{"background": "webp"}, store)
+
+	reader, size, mimeType, err := service.GetImage(context.Background(), "background")
+	require.NoError(t, err)
+	defer reader.Close()
+	payload, err := io.ReadAll(reader)
+	require.NoError(t, err)
+	require.Equal(t, []byte("data"), payload)
+	require.Equal(t, int64(len(payload)), size)
 	require.Equal(t, "image/webp", mimeType)
 }
 
 func TestAppImagesService_UpdateImage(t *testing.T) {
-	tempDir := t.TempDir()
-	originalUploadPath := common.EnvConfig.UploadPath
-	common.EnvConfig.UploadPath = tempDir
-	t.Cleanup(func() {
-		common.EnvConfig.UploadPath = originalUploadPath
-	})
+	store, err := storage.NewFilesystemStorage(t.TempDir())
+	require.NoError(t, err)
 
-	imagesDir := filepath.Join(tempDir, "application-images")
-	require.NoError(t, os.MkdirAll(imagesDir, 0o755))
+	require.NoError(t, store.Save(context.Background(), path.Join("application-images", "logoLight.svg"), bytes.NewReader([]byte("old"))))
 
-	oldPath := filepath.Join(imagesDir, "logoLight.svg")
-	require.NoError(t, os.WriteFile(oldPath, []byte("old"), fs.FileMode(0o644)))
-
-	service := NewAppImagesService(map[string]string{"logoLight": "svg"})
+	service := NewAppImagesService(map[string]string{"logoLight": "svg"}, store)
 
 	fileHeader := newFileHeader(t, "logoLight.png", []byte("new"))
 
-	require.NoError(t, service.UpdateImage(fileHeader, "logoLight"))
+	require.NoError(t, service.UpdateImage(context.Background(), fileHeader, "logoLight"))
 
-	_, err := os.Stat(filepath.Join(imagesDir, "logoLight.png"))
+	reader, _, err := store.Open(context.Background(), path.Join("application-images", "logoLight.png"))
+	require.NoError(t, err)
+	_ = reader.Close()
+
+	_, _, err = store.Open(context.Background(), path.Join("application-images", "logoLight.svg"))
+	require.ErrorIs(t, err, fs.ErrNotExist)
+}
+
+func TestAppImagesService_ErrorsAndFlags(t *testing.T) {
+	store, err := storage.NewFilesystemStorage(t.TempDir())
 	require.NoError(t, err)
 
-	_, err = os.Stat(oldPath)
-	require.ErrorIs(t, err, os.ErrNotExist)
+	service := NewAppImagesService(map[string]string{}, store)
+
+	t.Run("get missing image returns not found", func(t *testing.T) {
+		_, _, _, err := service.GetImage(context.Background(), "missing")
+		require.Error(t, err)
+		var imageErr *common.ImageNotFoundError
+		assert.ErrorAs(t, err, &imageErr)
+	})
+
+	t.Run("reject unsupported file types", func(t *testing.T) {
+		err := service.UpdateImage(context.Background(), newFileHeader(t, "logo.txt", []byte("nope")), "logo")
+		require.Error(t, err)
+		var fileTypeErr *common.FileTypeNotSupportedError
+		assert.ErrorAs(t, err, &fileTypeErr)
+	})
+
+	t.Run("delete and extension tracking", func(t *testing.T) {
+		require.NoError(t, store.Save(context.Background(), path.Join("application-images", "default-profile-picture.png"), bytes.NewReader([]byte("img"))))
+		service.extensions["default-profile-picture"] = "png"
+
+		require.NoError(t, service.DeleteImage(context.Background(), "default-profile-picture"))
+		assert.False(t, service.IsDefaultProfilePictureSet())
+
+		err := service.DeleteImage(context.Background(), "default-profile-picture")
+		require.Error(t, err)
+		var imageErr *common.ImageNotFoundError
+		assert.ErrorAs(t, err, &imageErr)
+	})
 }
 
 func newFileHeader(t *testing.T, filename string, content []byte) *multipart.FileHeader {

backend/internal/service/audit_log_service.go

@@ -34,7 +34,7 @@ func (s *AuditLogService) Create(ctx context.Context, event model.AuditLogEvent,
 	country, city, err := s.geoliteService.GetLocationByIP(ipAddress)
 	if err != nil {
 		// Log the error but don't interrupt the operation
-		slog.Warn("Failed to get IP location", "error", err)
+		slog.Warn("Failed to get IP location", slog.String("ip", ipAddress), slog.Any("error", err))
 	}
 
 	auditLog := model.AuditLog{
@@ -201,8 +201,8 @@ func (s *AuditLogService) ListUsernamesWithIds(ctx context.Context) (users map[s
 		WithContext(ctx).
 		Joins("User").
 		Model(&model.AuditLog{}).
-		Select("DISTINCT \"User\".id, \"User\".username").
-		Where("\"User\".username IS NOT NULL")
+		Select(`DISTINCT "User".id, "User".username`).
+		Where(`"User".username IS NOT NULL`)
 
 	type Result struct {
 		ID       string `gorm:"column:id"`
@@ -210,7 +210,8 @@ func (s *AuditLogService) ListUsernamesWithIds(ctx context.Context) (users map[s
 	}
 
 	var results []Result
-	if err := query.Find(&results).Error; err != nil {
+	err = query.Find(&results).Error
+	if err != nil {
 		return nil, fmt.Errorf("failed to query user IDs: %w", err)
 	}
 
@@ -246,7 +247,8 @@ func (s *AuditLogService) ListClientNames(ctx context.Context) (clientNames []st
 	}
 
 	var results []Result
-	if err := query.Find(&results).Error; err != nil {
+	err = query.Find(&results).Error
+	if err != nil {
 		return nil, fmt.Errorf("failed to query client IDs: %w", err)
 	}
 

backend/internal/service/e2etest_service.go

@@ -11,8 +11,7 @@ import (
 	"encoding/base64"
 	"fmt"
 	"log/slog"
-	"os"
-	"path/filepath"
+	"path"
 	"time"
 
 	"github.com/fxamacker/cbor/v2"
@@ -25,6 +24,7 @@ import (
 	"github.com/pocket-id/pocket-id/backend/internal/common"
 	"github.com/pocket-id/pocket-id/backend/internal/model"
 	datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 	jwkutils "github.com/pocket-id/pocket-id/backend/internal/utils/jwk"
 	"github.com/pocket-id/pocket-id/backend/resources"
@@ -35,15 +35,17 @@ type TestService struct {
 	jwtService       *JwtService
 	appConfigService *AppConfigService
 	ldapService      *LdapService
+	fileStorage      storage.FileStorage
 	externalIdPKey   jwk.Key
 }
 
-func NewTestService(db *gorm.DB, appConfigService *AppConfigService, jwtService *JwtService, ldapService *LdapService) (*TestService, error) {
+func NewTestService(db *gorm.DB, appConfigService *AppConfigService, jwtService *JwtService, ldapService *LdapService, fileStorage storage.FileStorage) (*TestService, error) {
 	s := &TestService{
 		db:               db,
 		appConfigService: appConfigService,
 		jwtService:       jwtService,
 		ldapService:      ldapService,
+		fileStorage:      fileStorage,
 	}
 	err := s.initExternalIdP()
 	if err != nil {
@@ -424,8 +426,9 @@ func (s *TestService) ResetDatabase() error {
 }
 
 func (s *TestService) ResetApplicationImages(ctx context.Context) error {
-	if err := os.RemoveAll(common.EnvConfig.UploadPath); err != nil {
-		slog.ErrorContext(ctx, "Error removing directory", slog.Any("error", err))
+	err := s.fileStorage.DeleteAll(ctx, "/")
+	if err != nil {
+		slog.ErrorContext(ctx, "Error removing uploads", slog.Any("error", err))
 		return err
 	}
 
@@ -435,13 +438,20 @@ func (s *TestService) ResetApplicationImages(ctx context.Context) error {
 	}
 
 	for _, file := range files {
-		srcFilePath := filepath.Join("images", file.Name())
-		destFilePath := filepath.Join(common.EnvConfig.UploadPath, "application-images", file.Name())
-
-		err := utils.CopyEmbeddedFileToDisk(srcFilePath, destFilePath)
+		if file.IsDir() {
+			continue
+		}
+		srcFilePath := path.Join("images", file.Name())
+		srcFile, err := resources.FS.Open(srcFilePath)
 		if err != nil {
 			return err
 		}
+		err = s.fileStorage.Save(ctx, path.Join("application-images", file.Name()), srcFile)
+		if err != nil {
+			srcFile.Close()
+			return err
+		}
+		srcFile.Close()
 	}
 
 	return nil

backend/internal/service/email_service.go

@@ -282,16 +282,18 @@ func prepareBody[V any](srv *EmailService, template email.Template[V], data *ema
 
 	var htmlHeader = textproto.MIMEHeader{}
 	htmlHeader.Add("Content-Type", "text/html; charset=UTF-8")
-	htmlHeader.Add("Content-Transfer-Encoding", "8bit")
+	htmlHeader.Add("Content-Transfer-Encoding", "quoted-printable")
 	htmlPart, err := mpart.CreatePart(htmlHeader)
 	if err != nil {
 		return "", "", fmt.Errorf("create html part: %w", err)
 	}
 
-	err = email.GetTemplate(srv.htmlTemplates, template).ExecuteTemplate(htmlPart, "root", data)
+	htmlQp := quotedprintable.NewWriter(htmlPart)
+	err = email.GetTemplate(srv.htmlTemplates, template).ExecuteTemplate(htmlQp, "root", data)
 	if err != nil {
 		return "", "", fmt.Errorf("execute html template: %w", err)
 	}
+	htmlQp.Close()
 
 	err = mpart.Close()
 	if err != nil {

backend/internal/service/ldap_service.go

@@ -11,12 +11,14 @@ import (
 	"log/slog"
 	"net/http"
 	"net/url"
+	"path"
 	"strings"
 	"time"
 	"unicode/utf8"
 
 	"github.com/go-ldap/ldap/v3"
 	"github.com/google/uuid"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 	"golang.org/x/text/unicode/norm"
 	"gorm.io/gorm"
@@ -32,15 +34,23 @@ type LdapService struct {
 	appConfigService *AppConfigService
 	userService      *UserService
 	groupService     *UserGroupService
+	fileStorage      storage.FileStorage
 }
 
-func NewLdapService(db *gorm.DB, httpClient *http.Client, appConfigService *AppConfigService, userService *UserService, groupService *UserGroupService) *LdapService {
+type savePicture struct {
+	userID   string
+	username string
+	picture  string
+}
+
+func NewLdapService(db *gorm.DB, httpClient *http.Client, appConfigService *AppConfigService, userService *UserService, groupService *UserGroupService, fileStorage storage.FileStorage) *LdapService {
 	return &LdapService{
 		db:               db,
 		httpClient:       httpClient,
 		appConfigService: appConfigService,
 		userService:      userService,
 		groupService:     groupService,
+		fileStorage:      fileStorage,
 	}
 }
 
@@ -68,12 +78,6 @@ func (s *LdapService) createClient() (*ldap.Conn, error) {
 }
 
 func (s *LdapService) SyncAll(ctx context.Context) error {
-	// Start a transaction
-	tx := s.db.Begin()
-	defer func() {
-		tx.Rollback()
-	}()
-
 	// Setup LDAP connection
 	client, err := s.createClient()
 	if err != nil {
@@ -81,7 +85,13 @@ func (s *LdapService) SyncAll(ctx context.Context) error {
 	}
 	defer client.Close()
 
-	err = s.SyncUsers(ctx, tx, client)
+	// Start a transaction
+	tx := s.db.Begin()
+	defer func() {
+		tx.Rollback()
+	}()
+
+	savePictures, deleteFiles, err := s.SyncUsers(ctx, tx, client)
 	if err != nil {
 		return fmt.Errorf("failed to sync users: %w", err)
 	}
@@ -97,6 +107,25 @@ func (s *LdapService) SyncAll(ctx context.Context) error {
 		return fmt.Errorf("failed to commit changes to database: %w", err)
 	}
 
+	// Now that we've committed the transaction, we can perform operations on the storage layer
+	// First, save all new pictures
+	for _, sp := range savePictures {
+		err = s.saveProfilePicture(ctx, sp.userID, sp.picture)
+		if err != nil {
+			// This is not a fatal error
+			slog.Warn("Error saving profile picture for LDAP user", slog.String("username", sp.username), slog.Any("error", err))
+		}
+	}
+
+	// Delete all old files
+	for _, path := range deleteFiles {
+		err = s.fileStorage.Delete(ctx, path)
+		if err != nil {
+			// This is not a fatal error
+			slog.Error("Failed to delete file after LDAP sync", slog.String("path", path), slog.Any("error", err))
+		}
+	}
+
 	return nil
 }
 
@@ -266,7 +295,7 @@ func (s *LdapService) SyncGroups(ctx context.Context, tx *gorm.DB, client *ldap.
 }
 
 //nolint:gocognit
-func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.Conn) error {
+func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.Conn) (savePictures []savePicture, deleteFiles []string, err error) {
 	dbConfig := s.appConfigService.GetDbConfig()
 
 	searchAttrs := []string{
@@ -294,11 +323,12 @@ func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.C
 
 	result, err := client.Search(searchReq)
 	if err != nil {
-		return fmt.Errorf("failed to query LDAP: %w", err)
+		return nil, nil, fmt.Errorf("failed to query LDAP: %w", err)
 	}
 
 	// Create a mapping for users that exist
 	ldapUserIDs := make(map[string]struct{}, len(result.Entries))
+	savePictures = make([]savePicture, 0, len(result.Entries))
 
 	for _, value := range result.Entries {
 		ldapId := convertLdapIdToString(value.GetAttributeValue(dbConfig.LdapAttributeUserUniqueIdentifier.Value))
@@ -329,13 +359,13 @@ func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.C
 				Error
 
 			if err != nil {
-				return fmt.Errorf("failed to enable user %s: %w", databaseUser.Username, err)
+				return nil, nil, fmt.Errorf("failed to enable user %s: %w", databaseUser.Username, err)
 			}
 		}
 
 		if err != nil && !errors.Is(err, gorm.ErrRecordNotFound) {
 			// This could error with ErrRecordNotFound and we want to ignore that here
-			return fmt.Errorf("failed to query for LDAP user ID '%s': %w", ldapId, err)
+			return nil, nil, fmt.Errorf("failed to query for LDAP user ID '%s': %w", ldapId, err)
 		}
 
 		// Check if user is admin by checking if they are in the admin group
@@ -369,32 +399,35 @@ func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.C
 			continue
 		}
 
+		userID := databaseUser.ID
 		if databaseUser.ID == "" {
-			_, err = s.userService.createUserInternal(ctx, newUser, true, tx)
+			createdUser, err := s.userService.createUserInternal(ctx, newUser, true, tx)
 			if errors.Is(err, &common.AlreadyInUseError{}) {
 				slog.Warn("Skipping creating LDAP user", slog.String("username", newUser.Username), slog.Any("error", err))
 				continue
 			} else if err != nil {
-				return fmt.Errorf("error creating user '%s': %w", newUser.Username, err)
+				return nil, nil, fmt.Errorf("error creating user '%s': %w", newUser.Username, err)
 			}
+			userID = createdUser.ID
 		} else {
 			_, err = s.userService.updateUserInternal(ctx, databaseUser.ID, newUser, false, true, tx)
 			if errors.Is(err, &common.AlreadyInUseError{}) {
 				slog.Warn("Skipping updating LDAP user", slog.String("username", newUser.Username), slog.Any("error", err))
 				continue
 			} else if err != nil {
-				return fmt.Errorf("error updating user '%s': %w", newUser.Username, err)
+				return nil, nil, fmt.Errorf("error updating user '%s': %w", newUser.Username, err)
 			}
 		}
 
 		// Save profile picture
 		pictureString := value.GetAttributeValue(dbConfig.LdapAttributeUserProfilePicture.Value)
 		if pictureString != "" {
-			err = s.saveProfilePicture(ctx, databaseUser.ID, pictureString)
-			if err != nil {
-				// This is not a fatal error
-				slog.Warn("Error saving profile picture for user", slog.String("username", newUser.Username), slog.Any("error", err))
-			}
+			// Storage operations must be executed outside of a transaction
+			savePictures = append(savePictures, savePicture{
+				userID:   databaseUser.ID,
+				username: userID,
+				picture:  pictureString,
+			})
 		}
 	}
 
@@ -406,10 +439,11 @@ func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.C
 		Select("id, username, ldap_id, disabled").
 		Error
 	if err != nil {
-		return fmt.Errorf("failed to fetch users from database: %w", err)
+		return nil, nil, fmt.Errorf("failed to fetch users from database: %w", err)
 	}
 
 	// Mark users as disabled or delete users that no longer exist in LDAP
+	deleteFiles = make([]string, 0, len(ldapUserIDs))
 	for _, user := range ldapUsersInDb {
 		// Skip if the user ID exists in the fetched LDAP results
 		if _, exists := ldapUserIDs[*user.LdapID]; exists {
@@ -417,30 +451,34 @@ func (s *LdapService) SyncUsers(ctx context.Context, tx *gorm.DB, client *ldap.C
 		}
 
 		if dbConfig.LdapSoftDeleteUsers.IsTrue() {
-			err = s.userService.disableUserInternal(ctx, user.ID, tx)
+			err = s.userService.disableUserInternal(ctx, tx, user.ID)
 			if err != nil {
-				return fmt.Errorf("failed to disable user %s: %w", user.Username, err)
+				return nil, nil, fmt.Errorf("failed to disable user %s: %w", user.Username, err)
 			}
 
 			slog.Info("Disabled user", slog.String("username", user.Username))
 		} else {
-			err = s.userService.deleteUserInternal(ctx, user.ID, true, tx)
-			target := &common.LdapUserUpdateError{}
-			if errors.As(err, &target) {
-				return fmt.Errorf("failed to delete user %s: LDAP user must be disabled before deletion", user.Username)
-			} else if err != nil {
-				return fmt.Errorf("failed to delete user %s: %w", user.Username, err)
+			err = s.userService.deleteUserInternal(ctx, tx, user.ID, true)
+			if err != nil {
+				target := &common.LdapUserUpdateError{}
+				if errors.As(err, &target) {
+					return nil, nil, fmt.Errorf("failed to delete user %s: LDAP user must be disabled before deletion", user.Username)
+				}
+				return nil, nil, fmt.Errorf("failed to delete user %s: %w", user.Username, err)
 			}
 
 			slog.Info("Deleted user", slog.String("username", user.Username))
+
+			// Storage operations must be executed outside of a transaction
+			deleteFiles = append(deleteFiles, path.Join("profile-pictures", user.ID+".png"))
 		}
 	}
 
-	return nil
+	return savePictures, deleteFiles, nil
 }
 
 func (s *LdapService) saveProfilePicture(parentCtx context.Context, userId string, pictureString string) error {
-	var reader io.Reader
+	var reader io.ReadSeeker
 
 	_, err := url.ParseRequestURI(pictureString)
 	if err == nil {
@@ -460,7 +498,12 @@ func (s *LdapService) saveProfilePicture(parentCtx context.Context, userId strin
 		}
 		defer res.Body.Close()
 
-		reader = res.Body
+		data, err := io.ReadAll(res.Body)
+		if err != nil {
+			return fmt.Errorf("failed to read profile picture: %w", err)
+		}
+
+		reader = bytes.NewReader(data)
 	} else if decodedPhoto, err := base64.StdEncoding.DecodeString(pictureString); err == nil {
 		// If the photo is a base64 encoded string, decode it
 		reader = bytes.NewReader(decodedPhoto)
@@ -470,7 +513,7 @@ func (s *LdapService) saveProfilePicture(parentCtx context.Context, userId strin
 	}
 
 	// Update the profile picture
-	err = s.userService.UpdateProfilePicture(userId, reader)
+	err = s.userService.UpdateProfilePicture(parentCtx, userId, reader)
 	if err != nil {
 		return fmt.Errorf("failed to update profile picture: %w", err)
 	}

backend/internal/service/oidc_service.go

@@ -12,11 +12,9 @@ import (
 	"io"
 	"log/slog"
 	"mime/multipart"
-	"net"
 	"net/http"
 	"net/url"
-	"os"
-	"path/filepath"
+	"path"
 	"regexp"
 	"slices"
 	"strings"
@@ -35,6 +33,7 @@ import (
 	"github.com/pocket-id/pocket-id/backend/internal/dto"
 	"github.com/pocket-id/pocket-id/backend/internal/model"
 	datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 )
 
@@ -59,8 +58,9 @@ type OidcService struct {
 	customClaimService *CustomClaimService
 	webAuthnService    *WebAuthnService
 
-	httpClient *http.Client
-	jwkCache   *jwk.Cache
+	httpClient  *http.Client
+	jwkCache    *jwk.Cache
+	fileStorage storage.FileStorage
 }
 
 func NewOidcService(
@@ -72,6 +72,7 @@ func NewOidcService(
 	customClaimService *CustomClaimService,
 	webAuthnService *WebAuthnService,
 	httpClient *http.Client,
+	fileStorage storage.FileStorage,
 ) (s *OidcService, err error) {
 	s = &OidcService{
 		db:                 db,
@@ -81,6 +82,7 @@ func NewOidcService(
 		customClaimService: customClaimService,
 		webAuthnService:    webAuthnService,
 		httpClient:         httpClient,
+		fileStorage:        fileStorage,
 	}
 
 	// Note: we don't pass the HTTP Client with OTel instrumented to this because requests are always made in background and not tied to a specific trace
@@ -676,19 +678,21 @@ func (s *OidcService) introspectRefreshToken(ctx context.Context, clientID strin
 }
 
 func (s *OidcService) GetClient(ctx context.Context, clientID string) (model.OidcClient, error) {
-	return s.getClientInternal(ctx, clientID, s.db)
+	return s.getClientInternal(ctx, clientID, s.db, false)
 }
 
-func (s *OidcService) getClientInternal(ctx context.Context, clientID string, tx *gorm.DB) (model.OidcClient, error) {
+func (s *OidcService) getClientInternal(ctx context.Context, clientID string, tx *gorm.DB, forUpdate bool) (model.OidcClient, error) {
 	var client model.OidcClient
-	err := tx.
+	q := tx.
 		WithContext(ctx).
 		Preload("CreatedBy").
-		Preload("AllowedUserGroups").
-		First(&client, "id = ?", clientID).
-		Error
-	if err != nil {
-		return model.OidcClient{}, err
+		Preload("AllowedUserGroups")
+	if forUpdate {
+		q = q.Clauses(clause.Locking{Strength: "UPDATE"})
+	}
+	q = q.First(&client, "id = ?", clientID)
+	if q.Error != nil {
+		return model.OidcClient{}, q.Error
 	}
 	return client, nil
 }
@@ -721,11 +725,6 @@ func (s *OidcService) ListClients(ctx context.Context, name string, listRequestO
 }
 
 func (s *OidcService) CreateClient(ctx context.Context, input dto.OidcClientCreateDto, userID string) (model.OidcClient, error) {
-	tx := s.db.Begin()
-	defer func() {
-		tx.Rollback()
-	}()
-
 	client := model.OidcClient{
 		Base: model.Base{
 			ID: input.ID,
@@ -734,7 +733,7 @@ func (s *OidcService) CreateClient(ctx context.Context, input dto.OidcClientCrea
 	}
 	updateOIDCClientModelFromDto(&client, &input.OidcClientUpdateDto)
 
-	err := tx.
+	err := s.db.
 		WithContext(ctx).
 		Create(&client).
 		Error
@@ -745,62 +744,65 @@ func (s *OidcService) CreateClient(ctx context.Context, input dto.OidcClientCrea
 		return model.OidcClient{}, err
 	}
 
+	// All storage operations must be executed outside of a transaction
 	if input.LogoURL != nil {
-		err = s.downloadAndSaveLogoFromURL(ctx, tx, client.ID, *input.LogoURL, true)
+		err = s.downloadAndSaveLogoFromURL(ctx, client.ID, *input.LogoURL, true)
 		if err != nil {
 			return model.OidcClient{}, fmt.Errorf("failed to download logo: %w", err)
 		}
 	}
 
 	if input.DarkLogoURL != nil {
-		err = s.downloadAndSaveLogoFromURL(ctx, tx, client.ID, *input.DarkLogoURL, false)
+		err = s.downloadAndSaveLogoFromURL(ctx, client.ID, *input.DarkLogoURL, false)
 		if err != nil {
 			return model.OidcClient{}, fmt.Errorf("failed to download dark logo: %w", err)
 		}
 	}
 
-	err = tx.Commit().Error
-	if err != nil {
-		return model.OidcClient{}, err
-	}
-
 	return client, nil
 }
 
 func (s *OidcService) UpdateClient(ctx context.Context, clientID string, input dto.OidcClientUpdateDto) (model.OidcClient, error) {
 	tx := s.db.Begin()
-	defer func() { tx.Rollback() }()
+	defer func() {
+		tx.Rollback()
+	}()
 
 	var client model.OidcClient
-	if err := tx.WithContext(ctx).
+	err := tx.WithContext(ctx).
 		Preload("CreatedBy").
-		First(&client, "id = ?", clientID).Error; err != nil {
+		First(&client, "id = ?", clientID).Error
+	if err != nil {
 		return model.OidcClient{}, err
 	}
 
 	updateOIDCClientModelFromDto(&client, &input)
 
-	if err := tx.WithContext(ctx).Save(&client).Error; err != nil {
+	err = tx.WithContext(ctx).Save(&client).Error
+	if err != nil {
 		return model.OidcClient{}, err
 	}
 
+	err = tx.Commit().Error
+	if err != nil {
+		return model.OidcClient{}, err
+	}
+
+	// All storage operations must be executed outside of a transaction
 	if input.LogoURL != nil {
-		err := s.downloadAndSaveLogoFromURL(ctx, tx, client.ID, *input.LogoURL, true)
+		err = s.downloadAndSaveLogoFromURL(ctx, client.ID, *input.LogoURL, true)
 		if err != nil {
 			return model.OidcClient{}, fmt.Errorf("failed to download logo: %w", err)
 		}
 	}
 
 	if input.DarkLogoURL != nil {
-		err := s.downloadAndSaveLogoFromURL(ctx, tx, client.ID, *input.DarkLogoURL, false)
+		err = s.downloadAndSaveLogoFromURL(ctx, client.ID, *input.DarkLogoURL, false)
 		if err != nil {
 			return model.OidcClient{}, fmt.Errorf("failed to download dark logo: %w", err)
 		}
 	}
 
-	if err := tx.Commit().Error; err != nil {
-		return model.OidcClient{}, err
-	}
 	return client, nil
 }
 
@@ -833,12 +835,24 @@ func (s *OidcService) DeleteClient(ctx context.Context, clientID string) error {
 	err := s.db.
 		WithContext(ctx).
 		Where("id = ?", clientID).
+		Clauses(clause.Returning{}).
 		Delete(&client).
 		Error
 	if err != nil {
 		return err
 	}
 
+	// Delete images if present
+	// Note that storage operations must be done outside of a transaction
+	if client.ImageType != nil && *client.ImageType != "" {
+		old := path.Join("oidc-client-images", client.ID+"."+*client.ImageType)
+		_ = s.fileStorage.Delete(ctx, old)
+	}
+	if client.DarkImageType != nil && *client.DarkImageType != "" {
+		old := path.Join("oidc-client-images", client.ID+"-dark."+*client.DarkImageType)
+		_ = s.fileStorage.Delete(ctx, old)
+	}
+
 	return nil
 }
 
@@ -884,34 +898,41 @@ func (s *OidcService) CreateClientSecret(ctx context.Context, clientID string) (
 	return clientSecret, nil
 }
 
-func (s *OidcService) GetClientLogo(ctx context.Context, clientID string, light bool) (string, string, error) {
+func (s *OidcService) GetClientLogo(ctx context.Context, clientID string, light bool) (io.ReadCloser, int64, string, error) {
 	var client model.OidcClient
 	err := s.db.
 		WithContext(ctx).
 		First(&client, "id = ?", clientID).
 		Error
 	if err != nil {
-		return "", "", err
+		return nil, 0, "", err
 	}
 
-	var imagePath, mimeType string
-
+	var suffix string
+	var ext string
 	switch {
 	case !light && client.DarkImageType != nil:
 		// Dark logo if requested and exists
-		imagePath = common.EnvConfig.UploadPath + "/oidc-client-images/" + client.ID + "-dark." + *client.DarkImageType
-		mimeType = utils.GetImageMimeType(*client.DarkImageType)
-
+		suffix = "-dark"
+		ext = *client.DarkImageType
 	case client.ImageType != nil:
 		// Light logo if requested or no dark logo is available
-		imagePath = common.EnvConfig.UploadPath + "/oidc-client-images/" + client.ID + "." + *client.ImageType
-		mimeType = utils.GetImageMimeType(*client.ImageType)
-
+		ext = *client.ImageType
 	default:
-		return "", "", errors.New("image not found")
+		return nil, 0, "", errors.New("image not found")
 	}
 
-	return imagePath, mimeType, nil
+	mimeType := utils.GetImageMimeType(ext)
+	if mimeType == "" {
+		return nil, 0, "", fmt.Errorf("unsupported image type '%s'", ext)
+	}
+	key := path.Join("oidc-client-images", client.ID+suffix+"."+ext)
+	reader, size, err := s.fileStorage.Open(ctx, key)
+	if err != nil {
+		return nil, 0, "", err
+	}
+
+	return reader, size, mimeType, nil
 }
 
 func (s *OidcService) UpdateClientLogo(ctx context.Context, clientID string, file *multipart.FileHeader, light bool) error {
@@ -925,59 +946,18 @@ func (s *OidcService) UpdateClientLogo(ctx context.Context, clientID string, fil
 		darkSuffix = "-dark"
 	}
 
-	imagePath := common.EnvConfig.UploadPath + "/oidc-client-images/" + clientID + darkSuffix + "." + fileType
-	err := utils.SaveFile(file, imagePath)
+	imagePath := path.Join("oidc-client-images", clientID+darkSuffix+"."+fileType)
+	reader, err := file.Open()
+	if err != nil {
+		return err
+	}
+	defer reader.Close()
+	err = s.fileStorage.Save(ctx, imagePath, reader)
 	if err != nil {
 		return err
 	}
 
-	tx := s.db.Begin()
-
-	err = s.updateClientLogoType(ctx, tx, clientID, fileType, light)
-	if err != nil {
-		tx.Rollback()
-		return err
-	}
-
-	return tx.Commit().Error
-}
-
-func (s *OidcService) DeleteClientLogo(ctx context.Context, clientID string) error {
-	tx := s.db.Begin()
-	defer func() {
-		tx.Rollback()
-	}()
-
-	var client model.OidcClient
-	err := tx.
-		WithContext(ctx).
-		First(&client, "id = ?", clientID).
-		Error
-	if err != nil {
-		return err
-	}
-
-	if client.ImageType == nil {
-		return errors.New("image not found")
-	}
-
-	oldImageType := *client.ImageType
-	client.ImageType = nil
-
-	err = tx.
-		WithContext(ctx).
-		Save(&client).
-		Error
-	if err != nil {
-		return err
-	}
-
-	imagePath := common.EnvConfig.UploadPath + "/oidc-client-images/" + client.ID + "." + oldImageType
-	if err := os.Remove(imagePath); err != nil {
-		return err
-	}
-
-	err = tx.Commit().Error
+	err = s.updateClientLogoType(ctx, clientID, fileType, light)
 	if err != nil {
 		return err
 	}
@@ -985,7 +965,31 @@ func (s *OidcService) DeleteClientLogo(ctx context.Context, clientID string) err
 	return nil
 }
 
+func (s *OidcService) DeleteClientLogo(ctx context.Context, clientID string) error {
+	return s.deleteClientLogoInternal(ctx, clientID, "", func(client *model.OidcClient) (string, error) {
+		if client.ImageType == nil {
+			return "", errors.New("image not found")
+		}
+
+		oldImageType := *client.ImageType
+		client.ImageType = nil
+		return oldImageType, nil
+	})
+}
+
 func (s *OidcService) DeleteClientDarkLogo(ctx context.Context, clientID string) error {
+	return s.deleteClientLogoInternal(ctx, clientID, "-dark", func(client *model.OidcClient) (string, error) {
+		if client.DarkImageType == nil {
+			return "", errors.New("image not found")
+		}
+
+		oldImageType := *client.DarkImageType
+		client.DarkImageType = nil
+		return oldImageType, nil
+	})
+}
+
+func (s *OidcService) deleteClientLogoInternal(ctx context.Context, clientID string, imagePathSuffix string, setClientImage func(*model.OidcClient) (string, error)) error {
 	tx := s.db.Begin()
 	defer func() {
 		tx.Rollback()
@@ -1000,13 +1004,11 @@ func (s *OidcService) DeleteClientDarkLogo(ctx context.Context, clientID string)
 		return err
 	}
 
-	if client.DarkImageType == nil {
-		return errors.New("image not found")
+	oldImageType, err := setClientImage(&client)
+	if err != nil {
+		return err
 	}
 
-	oldImageType := *client.DarkImageType
-	client.DarkImageType = nil
-
 	err = tx.
 		WithContext(ctx).
 		Save(&client).
@@ -1015,12 +1017,14 @@ func (s *OidcService) DeleteClientDarkLogo(ctx context.Context, clientID string)
 		return err
 	}
 
-	imagePath := common.EnvConfig.UploadPath + "/oidc-client-images/" + client.ID + "-dark." + oldImageType
-	if err := os.Remove(imagePath); err != nil {
+	err = tx.Commit().Error
+	if err != nil {
 		return err
 	}
 
-	err = tx.Commit().Error
+	// All storage operations must be performed outside of a database transaction
+	imagePath := path.Join("oidc-client-images", client.ID+imagePathSuffix+"."+oldImageType)
+	err = s.fileStorage.Delete(ctx, imagePath)
 	if err != nil {
 		return err
 	}
@@ -1034,7 +1038,7 @@ func (s *OidcService) UpdateAllowedUserGroups(ctx context.Context, id string, in
 		tx.Rollback()
 	}()
 
-	client, err = s.getClientInternal(ctx, id, tx)
+	client, err = s.getClientInternal(ctx, id, tx, true)
 	if err != nil {
 		return model.OidcClient{}, err
 	}
@@ -1817,7 +1821,7 @@ func (s *OidcService) GetClientPreview(ctx context.Context, clientID string, use
 		tx.Rollback()
 	}()
 
-	client, err := s.getClientInternal(ctx, clientID, tx)
+	client, err := s.getClientInternal(ctx, clientID, tx, false)
 	if err != nil {
 		return nil, err
 	}
@@ -1962,7 +1966,25 @@ func (s *OidcService) IsClientAccessibleToUser(ctx context.Context, clientID str
 	return s.IsUserGroupAllowedToAuthorize(user, client), nil
 }
 
-func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, tx *gorm.DB, clientID string, raw string, light bool) error {
+var errLogoTooLarge = errors.New("logo is too large")
+
+func httpClientWithCheckRedirect(source *http.Client, checkRedirect func(req *http.Request, via []*http.Request) error) *http.Client {
+	if source == nil {
+		source = http.DefaultClient
+	}
+
+	// Create a new client that clones the transport
+	client := &http.Client{
+		Transport: source.Transport,
+	}
+
+	// Assign the CheckRedirect function
+	client.CheckRedirect = checkRedirect
+
+	return client
+}
+
+func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, clientID string, raw string, light bool) error {
 	u, err := url.Parse(raw)
 	if err != nil {
 		return err
@@ -1971,18 +1993,29 @@ func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, tx *
 	ctx, cancel := context.WithTimeout(parentCtx, 15*time.Second)
 	defer cancel()
 
-	r := net.Resolver{}
-	ips, err := r.LookupIPAddr(ctx, u.Hostname())
-	if err != nil || len(ips) == 0 {
-		return fmt.Errorf("cannot resolve hostname")
+	// Prevents SSRF by allowing only public IPs
+	ok, err := utils.IsURLPrivate(ctx, u)
+	if err != nil {
+		return err
+	} else if ok {
+		return errors.New("private IP addresses are not allowed")
 	}
 
-	// Prevents SSRF by allowing only public IPs
-	for _, addr := range ips {
-		if utils.IsPrivateIP(addr.IP) {
-			return fmt.Errorf("private IP addresses are not allowed")
+	// We need to check this on redirects too
+	client := httpClientWithCheckRedirect(s.httpClient, func(r *http.Request, via []*http.Request) error {
+		if len(via) >= 10 {
+			return errors.New("stopped after 10 redirects")
 		}
-	}
+
+		ok, err := utils.IsURLPrivate(r.Context(), r.URL)
+		if err != nil {
+			return err
+		} else if ok {
+			return errors.New("private IP addresses are not allowed")
+		}
+
+		return nil
+	})
 
 	req, err := http.NewRequestWithContext(ctx, http.MethodGet, raw, nil)
 	if err != nil {
@@ -1991,7 +2024,7 @@ func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, tx *
 	req.Header.Set("User-Agent", "pocket-id/oidc-logo-fetcher")
 	req.Header.Set("Accept", "image/*")
 
-	resp, err := s.httpClient.Do(req)
+	resp, err := client.Do(req)
 	if err != nil {
 		return err
 	}
@@ -2003,7 +2036,7 @@ func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, tx *
 
 	const maxLogoSize int64 = 2 * 1024 * 1024 // 2MB
 	if resp.ContentLength > maxLogoSize {
-		return fmt.Errorf("logo is too large")
+		return errLogoTooLarge
 	}
 
 	// Prefer extension in path if supported
@@ -2017,57 +2050,76 @@ func (s *OidcService) downloadAndSaveLogoFromURL(parentCtx context.Context, tx *
 		return &common.FileTypeNotSupportedError{}
 	}
 
-	folderPath := filepath.Join(common.EnvConfig.UploadPath, "oidc-client-images")
-	err = os.MkdirAll(folderPath, os.ModePerm)
-	if err != nil {
-		return err
-	}
-
 	var darkSuffix string
 	if !light {
 		darkSuffix = "-dark"
 	}
 
-	imagePath := filepath.Join(folderPath, clientID+darkSuffix+"."+ext)
-	err = utils.SaveFileStream(io.LimitReader(resp.Body, maxLogoSize+1), imagePath)
-	if err != nil {
+	imagePath := path.Join("oidc-client-images", clientID+darkSuffix+"."+ext)
+	err = s.fileStorage.Save(ctx, imagePath, utils.NewLimitReader(resp.Body, maxLogoSize+1))
+	if errors.Is(err, utils.ErrSizeExceeded) {
+		return errLogoTooLarge
+	} else if err != nil {
 		return err
 	}
 
-	if err := s.updateClientLogoType(ctx, tx, clientID, ext, light); err != nil {
+	err = s.updateClientLogoType(ctx, clientID, ext, light)
+	if err != nil {
 		return err
 	}
 
 	return nil
 }
 
-func (s *OidcService) updateClientLogoType(ctx context.Context, tx *gorm.DB, clientID, ext string, light bool) error {
-	uploadsDir := common.EnvConfig.UploadPath + "/oidc-client-images"
-
+func (s *OidcService) updateClientLogoType(ctx context.Context, clientID string, ext string, light bool) error {
 	var darkSuffix string
 	if !light {
 		darkSuffix = "-dark"
 	}
 
+	tx := s.db.Begin()
+	defer func() {
+		tx.Rollback()
+	}()
+
+	// We need to acquire an update lock for the row to be locked, since we'll update it later
 	var client model.OidcClient
-	if err := tx.WithContext(ctx).First(&client, "id = ?", clientID).Error; err != nil {
-		return err
-	}
-	if client.ImageType != nil && *client.ImageType != ext {
-		old := fmt.Sprintf("%s/%s%s.%s", uploadsDir, client.ID, darkSuffix, *client.ImageType)
-		_ = os.Remove(old)
-	}
-
-	var column string
-	if light {
-		column = "image_type"
-	} else {
-		column = "dark_image_type"
-	}
-
-	return tx.WithContext(ctx).
-		Model(&model.OidcClient{}).
-		Where("id = ?", clientID).
-		Update(column, ext).
+	err := tx.
+		WithContext(ctx).
+		Clauses(clause.Locking{Strength: "UPDATE"}).
+		First(&client, "id = ?", clientID).
 		Error
+	if err != nil {
+		return fmt.Errorf("failed to look up client: %w", err)
+	}
+
+	var currentType *string
+	if light {
+		currentType = client.ImageType
+		client.ImageType = &ext
+	} else {
+		currentType = client.DarkImageType
+		client.DarkImageType = &ext
+	}
+
+	err = tx.
+		WithContext(ctx).
+		Save(&client).
+		Error
+	if err != nil {
+		return fmt.Errorf("failed to save updated client: %w", err)
+	}
+
+	err = tx.Commit().Error
+	if err != nil {
+		return fmt.Errorf("failed to commit transaction: %w", err)
+	}
+
+	// Storage operations must be executed outside of a transaction
+	if currentType != nil && *currentType != ext {
+		old := path.Join("oidc-client-images", client.ID+darkSuffix+"."+*currentType)
+		_ = s.fileStorage.Delete(ctx, old)
+	}
+
+	return nil
 }

backend/internal/service/oidc_service_test.go

@@ -8,7 +8,10 @@ import (
 	"crypto/sha256"
 	"encoding/base64"
 	"encoding/json"
+	"io"
 	"net/http"
+	"strconv"
+	"strings"
 	"testing"
 	"time"
 
@@ -21,6 +24,7 @@ import (
 	"github.com/pocket-id/pocket-id/backend/internal/common"
 	"github.com/pocket-id/pocket-id/backend/internal/dto"
 	"github.com/pocket-id/pocket-id/backend/internal/model"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	testutils "github.com/pocket-id/pocket-id/backend/internal/utils/testing"
 )
 
@@ -537,3 +541,435 @@ func TestValidateCodeVerifier_Plain(t *testing.T) {
 		require.False(t, validateCodeVerifier("NOT!VALID", codeChallenge, true))
 	})
 }
+
+func TestOidcService_updateClientLogoType(t *testing.T) {
+	// Create a test database
+	db := testutils.NewDatabaseForTest(t)
+
+	// Create database storage
+	dbStorage, err := storage.NewDatabaseStorage(db)
+	require.NoError(t, err)
+
+	// Init the OidcService
+	s := &OidcService{
+		db:          db,
+		fileStorage: dbStorage,
+	}
+
+	// Create a test client
+	client := model.OidcClient{
+		Name:         "Test Client",
+		CallbackURLs: model.UrlList{"https://example.com/callback"},
+	}
+	err = db.Create(&client).Error
+	require.NoError(t, err)
+
+	// Helper function to check if a file exists in storage
+	fileExists := func(t *testing.T, path string) bool {
+		t.Helper()
+		_, _, err := dbStorage.Open(t.Context(), path)
+		return err == nil
+	}
+
+	// Helper function to create a dummy file in storage
+	createDummyFile := func(t *testing.T, path string) {
+		t.Helper()
+		err := dbStorage.Save(t.Context(), path, strings.NewReader("dummy content"))
+		require.NoError(t, err)
+	}
+
+	t.Run("Updates light logo type for client without previous logo", func(t *testing.T) {
+		// Update the logo type
+		err := s.updateClientLogoType(t.Context(), client.ID, "png", true)
+		require.NoError(t, err)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.ImageType)
+		assert.Equal(t, "png", *updatedClient.ImageType)
+	})
+
+	t.Run("Updates dark logo type for client without previous dark logo", func(t *testing.T) {
+		// Update the dark logo type
+		err := s.updateClientLogoType(t.Context(), client.ID, "jpg", false)
+		require.NoError(t, err)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.DarkImageType)
+		assert.Equal(t, "jpg", *updatedClient.DarkImageType)
+	})
+
+	t.Run("Updates light logo type and deletes old file when type changes", func(t *testing.T) {
+		// Create the old PNG file in storage
+		oldPath := "oidc-client-images/" + client.ID + ".png"
+		createDummyFile(t, oldPath)
+		require.True(t, fileExists(t, oldPath), "Old file should exist before update")
+
+		// Client currently has a PNG logo, update to WEBP
+		err := s.updateClientLogoType(t.Context(), client.ID, "webp", true)
+		require.NoError(t, err)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.ImageType)
+		assert.Equal(t, "webp", *updatedClient.ImageType)
+
+		// Old PNG file should be deleted
+		assert.False(t, fileExists(t, oldPath), "Old PNG file should have been deleted")
+	})
+
+	t.Run("Updates dark logo type and deletes old file when type changes", func(t *testing.T) {
+		// Create the old JPG dark file in storage
+		oldPath := "oidc-client-images/" + client.ID + "-dark.jpg"
+		createDummyFile(t, oldPath)
+		require.True(t, fileExists(t, oldPath), "Old dark file should exist before update")
+
+		// Client currently has a JPG dark logo, update to WEBP
+		err := s.updateClientLogoType(t.Context(), client.ID, "webp", false)
+		require.NoError(t, err)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.DarkImageType)
+		assert.Equal(t, "webp", *updatedClient.DarkImageType)
+
+		// Old JPG dark file should be deleted
+		assert.False(t, fileExists(t, oldPath), "Old JPG dark file should have been deleted")
+	})
+
+	t.Run("Does not delete file when type remains the same", func(t *testing.T) {
+		// Create the WEBP file in storage
+		webpPath := "oidc-client-images/" + client.ID + ".webp"
+		createDummyFile(t, webpPath)
+		require.True(t, fileExists(t, webpPath), "WEBP file should exist before update")
+
+		// Update to the same type (WEBP)
+		err := s.updateClientLogoType(t.Context(), client.ID, "webp", true)
+		require.NoError(t, err)
+
+		// Verify the client still has WEBP
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.ImageType)
+		assert.Equal(t, "webp", *updatedClient.ImageType)
+
+		// WEBP file should still exist since type didn't change
+		assert.True(t, fileExists(t, webpPath), "WEBP file should still exist")
+	})
+
+	t.Run("Returns error for non-existent client", func(t *testing.T) {
+		err := s.updateClientLogoType(t.Context(), "non-existent-client-id", "png", true)
+		require.Error(t, err)
+		require.ErrorContains(t, err, "failed to look up client")
+	})
+}
+
+func TestOidcService_downloadAndSaveLogoFromURL(t *testing.T) {
+	// Create a test database
+	db := testutils.NewDatabaseForTest(t)
+
+	// Create database storage
+	dbStorage, err := storage.NewDatabaseStorage(db)
+	require.NoError(t, err)
+
+	// Create a test client
+	client := model.OidcClient{
+		Name:         "Test Client",
+		CallbackURLs: model.UrlList{"https://example.com/callback"},
+	}
+	err = db.Create(&client).Error
+	require.NoError(t, err)
+
+	// Helper function to check if a file exists in storage
+	fileExists := func(t *testing.T, path string) bool {
+		t.Helper()
+		_, _, err := dbStorage.Open(t.Context(), path)
+		return err == nil
+	}
+
+	// Helper function to get file content from storage
+	getFileContent := func(t *testing.T, path string) []byte {
+		t.Helper()
+		reader, _, err := dbStorage.Open(t.Context(), path)
+		require.NoError(t, err)
+		defer reader.Close()
+		content, err := io.ReadAll(reader)
+		require.NoError(t, err)
+		return content
+	}
+
+	t.Run("Successfully downloads and saves PNG logo from URL", func(t *testing.T) {
+		// Create mock PNG content
+		pngContent := []byte("fake-png-content")
+
+		// Create a mock HTTP response with headers
+		//nolint:bodyclose
+		pngResponse := testutils.NewMockResponse(http.StatusOK, string(pngContent))
+		pngResponse.Header.Set("Content-Type", "image/png")
+
+		// Create a mock HTTP client with responses
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/logo.png": pngResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		// Init the OidcService with mock HTTP client
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		// Download and save the logo
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/logo.png", true)
+		require.NoError(t, err)
+
+		// Verify the file was saved
+		logoPath := "oidc-client-images/" + client.ID + ".png"
+		require.True(t, fileExists(t, logoPath), "Logo file should exist in storage")
+
+		// Verify the content
+		savedContent := getFileContent(t, logoPath)
+		assert.Equal(t, pngContent, savedContent)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.ImageType)
+		assert.Equal(t, "png", *updatedClient.ImageType)
+	})
+
+	t.Run("Successfully downloads and saves dark logo", func(t *testing.T) {
+		// Create mock WEBP content
+		webpContent := []byte("fake-webp-content")
+
+		//nolint:bodyclose
+		webpResponse := testutils.NewMockResponse(http.StatusOK, string(webpContent))
+		webpResponse.Header.Set("Content-Type", "image/webp")
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/dark-logo.webp": webpResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		// Download and save the dark logo
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/dark-logo.webp", false)
+		require.NoError(t, err)
+
+		// Verify the dark logo file was saved
+		darkLogoPath := "oidc-client-images/" + client.ID + "-dark.webp"
+		require.True(t, fileExists(t, darkLogoPath), "Dark logo file should exist in storage")
+
+		// Verify the content
+		savedContent := getFileContent(t, darkLogoPath)
+		assert.Equal(t, webpContent, savedContent)
+
+		// Verify the client was updated
+		var updatedClient model.OidcClient
+		err = db.First(&updatedClient, "id = ?", client.ID).Error
+		require.NoError(t, err)
+		require.NotNil(t, updatedClient.DarkImageType)
+		assert.Equal(t, "webp", *updatedClient.DarkImageType)
+	})
+
+	t.Run("Detects extension from URL path", func(t *testing.T) {
+		svgContent := []byte("<svg></svg>")
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/icon.svg": testutils.NewMockResponse(http.StatusOK, string(svgContent)),
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/icon.svg", true)
+		require.NoError(t, err)
+
+		// Verify SVG file was saved
+		logoPath := "oidc-client-images/" + client.ID + ".svg"
+		require.True(t, fileExists(t, logoPath), "SVG logo should exist")
+	})
+
+	t.Run("Detects extension from Content-Type when path has no extension", func(t *testing.T) {
+		jpgContent := []byte("fake-jpg-content")
+
+		//nolint:bodyclose
+		jpgResponse := testutils.NewMockResponse(http.StatusOK, string(jpgContent))
+		jpgResponse.Header.Set("Content-Type", "image/jpeg")
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/logo": jpgResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/logo", true)
+		require.NoError(t, err)
+
+		// Verify JPG file was saved (jpeg extension is normalized to jpg)
+		logoPath := "oidc-client-images/" + client.ID + ".jpg"
+		require.True(t, fileExists(t, logoPath), "JPG logo should exist")
+	})
+
+	t.Run("Returns error for invalid URL", func(t *testing.T) {
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  &http.Client{},
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "://invalid-url", true)
+		require.Error(t, err)
+	})
+
+	t.Run("Returns error for non-200 status code", func(t *testing.T) {
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/not-found.png": testutils.NewMockResponse(http.StatusNotFound, "Not Found"),
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/not-found.png", true)
+		require.Error(t, err)
+		require.ErrorContains(t, err, "failed to fetch logo")
+	})
+
+	t.Run("Returns error for too large content", func(t *testing.T) {
+		// Create content larger than 2MB (maxLogoSize)
+		largeContent := strings.Repeat("x", 2<<20+100) // 2.1MB
+
+		//nolint:bodyclose
+		largeResponse := testutils.NewMockResponse(http.StatusOK, largeContent)
+		largeResponse.Header.Set("Content-Type", "image/png")
+		largeResponse.Header.Set("Content-Length", strconv.Itoa(len(largeContent)))
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/large.png": largeResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/large.png", true)
+		require.Error(t, err)
+		require.ErrorIs(t, err, errLogoTooLarge)
+	})
+
+	t.Run("Returns error for unsupported file type", func(t *testing.T) {
+		//nolint:bodyclose
+		textResponse := testutils.NewMockResponse(http.StatusOK, "text content")
+		textResponse.Header.Set("Content-Type", "text/plain")
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/file.txt": textResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), client.ID, "https://example.com/file.txt", true)
+		require.Error(t, err)
+		var fileTypeErr *common.FileTypeNotSupportedError
+		require.ErrorAs(t, err, &fileTypeErr)
+	})
+
+	t.Run("Returns error for non-existent client", func(t *testing.T) {
+		//nolint:bodyclose
+		pngResponse := testutils.NewMockResponse(http.StatusOK, "content")
+		pngResponse.Header.Set("Content-Type", "image/png")
+
+		mockResponses := map[string]*http.Response{
+			//nolint:bodyclose
+			"https://example.com/logo.png": pngResponse,
+		}
+		httpClient := &http.Client{
+			Transport: &testutils.MockRoundTripper{
+				Responses: mockResponses,
+			},
+		}
+
+		s := &OidcService{
+			db:          db,
+			fileStorage: dbStorage,
+			httpClient:  httpClient,
+		}
+
+		err := s.downloadAndSaveLogoFromURL(t.Context(), "non-existent-client-id", "https://example.com/logo.png", true)
+		require.Error(t, err)
+		require.ErrorContains(t, err, "failed to look up client")
+	})
+}

backend/internal/service/user_service.go

@@ -7,21 +7,23 @@ import (
 	"errors"
 	"fmt"
 	"io"
+	"io/fs"
 	"log/slog"
 	"net/url"
-	"os"
-	"path/filepath"
+	"path"
 	"strings"
 	"time"
 
 	"github.com/google/uuid"
 	"go.opentelemetry.io/otel/trace"
 	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
 	"github.com/pocket-id/pocket-id/backend/internal/dto"
 	"github.com/pocket-id/pocket-id/backend/internal/model"
 	datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
+	"github.com/pocket-id/pocket-id/backend/internal/storage"
 	"github.com/pocket-id/pocket-id/backend/internal/utils"
 	"github.com/pocket-id/pocket-id/backend/internal/utils/email"
 	profilepicture "github.com/pocket-id/pocket-id/backend/internal/utils/image"
@@ -35,9 +37,10 @@ type UserService struct {
 	appConfigService   *AppConfigService
 	customClaimService *CustomClaimService
 	appImagesService   *AppImagesService
+	fileStorage        storage.FileStorage
 }
 
-func NewUserService(db *gorm.DB, jwtService *JwtService, auditLogService *AuditLogService, emailService *EmailService, appConfigService *AppConfigService, customClaimService *CustomClaimService, appImagesService *AppImagesService) *UserService {
+func NewUserService(db *gorm.DB, jwtService *JwtService, auditLogService *AuditLogService, emailService *EmailService, appConfigService *AppConfigService, customClaimService *CustomClaimService, appImagesService *AppImagesService, fileStorage storage.FileStorage) *UserService {
 	return &UserService{
 		db:                 db,
 		jwtService:         jwtService,
@@ -46,6 +49,7 @@ func NewUserService(db *gorm.DB, jwtService *JwtService, auditLogService *AuditL
 		appConfigService:   appConfigService,
 		customClaimService: customClaimService,
 		appImagesService:   appImagesService,
+		fileStorage:        fileStorage,
 	}
 }
 
@@ -95,34 +99,34 @@ func (s *UserService) GetProfilePicture(ctx context.Context, userID string) (io.
 		return nil, 0, err
 	}
 
-	profilePicturePath := filepath.Join(common.EnvConfig.UploadPath, "profile-pictures", userID+".png")
+	profilePicturePath := path.Join("profile-pictures", userID+".png")
 
 	// Try custom profile picture
-	if file, size, err := utils.OpenFileWithSize(profilePicturePath); err == nil {
+	file, size, err := s.fileStorage.Open(ctx, profilePicturePath)
+	if err == nil {
 		return file, size, nil
-	} else if !errors.Is(err, os.ErrNotExist) {
+	} else if !errors.Is(err, fs.ErrNotExist) {
 		return nil, 0, err
 	}
 
 	// Try default global profile picture
 	if s.appImagesService.IsDefaultProfilePictureSet() {
-		path, _, err := s.appImagesService.GetImage("default-profile-picture")
-		if err != nil {
-			return nil, 0, err
+		reader, size, _, err := s.appImagesService.GetImage(ctx, "default-profile-picture")
+		if err == nil {
+			return reader, size, nil
 		}
-		if file, size, err := utils.OpenFileWithSize(path); err == nil {
-			return file, size, nil
-		} else if !errors.Is(err, os.ErrNotExist) {
+		if !errors.Is(err, &common.ImageNotFoundError{}) {
 			return nil, 0, err
 		}
 	}
 
 	// Try cached default for initials
-	defaultProfilePicturesDir := filepath.Join(common.EnvConfig.UploadPath, "profile-pictures", "defaults")
-	defaultPicturePath := filepath.Join(defaultProfilePicturesDir, user.Initials()+".png")
-
-	if file, size, err := utils.OpenFileWithSize(defaultPicturePath); err == nil {
+	defaultPicturePath := path.Join("profile-pictures", "defaults", user.Initials()+".png")
+	file, size, err = s.fileStorage.Open(ctx, defaultPicturePath)
+	if err == nil {
 		return file, size, nil
+	} else if !errors.Is(err, fs.ErrNotExist) {
+		return nil, 0, err
 	}
 
 	// Create and return generated default with initials
@@ -133,13 +137,12 @@ func (s *UserService) GetProfilePicture(ctx context.Context, userID string) (io.
 
 	// Save the default picture for future use (in a goroutine to avoid blocking)
 	defaultPictureBytes := defaultPicture.Bytes()
+	//nolint:contextcheck
 	go func() {
-		if err := os.MkdirAll(defaultProfilePicturesDir, os.ModePerm); err != nil {
-			slog.Error("Failed to create directory for default profile picture", slog.Any("error", err))
-			return
-		}
-		if err := utils.SaveFileStream(bytes.NewReader(defaultPictureBytes), defaultPicturePath); err != nil {
-			slog.Error("Failed to cache default profile picture", slog.String("initials", user.Initials()), slog.Any("error", err))
+		// Use bytes.NewReader because we need an io.ReadSeeker
+		rErr := s.fileStorage.Save(context.Background(), defaultPicturePath, bytes.NewReader(defaultPictureBytes))
+		if rErr != nil {
+			slog.Error("Failed to cache default profile picture", slog.String("initials", user.Initials()), slog.Any("error", rErr))
 		}
 	}()
 
@@ -160,7 +163,7 @@ func (s *UserService) GetUserGroups(ctx context.Context, userID string) ([]model
 	return user.UserGroups, nil
 }
 
-func (s *UserService) UpdateProfilePicture(userID string, file io.Reader) error {
+func (s *UserService) UpdateProfilePicture(ctx context.Context, userID string, file io.ReadSeeker) error {
 	// Validate the user ID to prevent directory traversal
 	err := uuid.Validate(userID)
 	if err != nil {
@@ -173,15 +176,8 @@ func (s *UserService) UpdateProfilePicture(userID string, file io.Reader) error
 		return err
 	}
 
-	// Ensure the directory exists
-	profilePictureDir := common.EnvConfig.UploadPath + "/profile-pictures"
-	err = os.MkdirAll(profilePictureDir, os.ModePerm)
-	if err != nil {
-		return err
-	}
-
-	// Create the profile picture file
-	err = utils.SaveFileStream(profilePicture, profilePictureDir+"/"+userID+".png")
+	profilePicturePath := path.Join("profile-pictures", userID+".png")
+	err = s.fileStorage.Save(ctx, profilePicturePath, profilePicture)
 	if err != nil {
 		return err
 	}
@@ -190,17 +186,30 @@ func (s *UserService) UpdateProfilePicture(userID string, file io.Reader) error
 }
 
 func (s *UserService) DeleteUser(ctx context.Context, userID string, allowLdapDelete bool) error {
-	return s.db.Transaction(func(tx *gorm.DB) error {
-		return s.deleteUserInternal(ctx, userID, allowLdapDelete, tx)
+	err := s.db.Transaction(func(tx *gorm.DB) error {
+		return s.deleteUserInternal(ctx, tx, userID, allowLdapDelete)
 	})
+	if err != nil {
+		return fmt.Errorf("failed to delete user '%s': %w", userID, err)
+	}
+
+	// Storage operations must be executed outside of a transaction
+	profilePicturePath := path.Join("profile-pictures", userID+".png")
+	err = s.fileStorage.Delete(ctx, profilePicturePath)
+	if err != nil && !storage.IsNotExist(err) {
+		return fmt.Errorf("failed to delete profile picture for user '%s': %w", userID, err)
+	}
+
+	return nil
 }
 
-func (s *UserService) deleteUserInternal(ctx context.Context, userID string, allowLdapDelete bool, tx *gorm.DB) error {
+func (s *UserService) deleteUserInternal(ctx context.Context, tx *gorm.DB, userID string, allowLdapDelete bool) error {
 	var user model.User
 
 	err := tx.
 		WithContext(ctx).
 		Where("id = ?", userID).
+		Clauses(clause.Locking{Strength: "UPDATE"}).
 		First(&user).
 		Error
 	if err != nil {
@@ -212,13 +221,6 @@ func (s *UserService) deleteUserInternal(ctx context.Context, userID string, all
 		return &common.LdapUserUpdateError{}
 	}
 
-	// Delete the profile picture
-	profilePicturePath := common.EnvConfig.UploadPath + "/profile-pictures/" + userID + ".png"
-	err = os.Remove(profilePicturePath)
-	if err != nil && !os.IsNotExist(err) {
-		return err
-	}
-
 	err = tx.WithContext(ctx).Delete(&user).Error
 	if err != nil {
 		return fmt.Errorf("failed to delete user: %w", err)
@@ -296,16 +298,27 @@ func (s *UserService) applySignupDefaults(ctx context.Context, user *model.User,
 
 	// Apply default user groups
 	var groupIDs []string
-	if v := config.SignupDefaultUserGroupIDs.Value; v != "" && v != "[]" {
-		if err := json.Unmarshal([]byte(v), &groupIDs); err != nil {
+	v := config.SignupDefaultUserGroupIDs.Value
+	if v != "" && v != "[]" {
+		err := json.Unmarshal([]byte(v), &groupIDs)
+		if err != nil {
 			return fmt.Errorf("invalid SignupDefaultUserGroupIDs JSON: %w", err)
 		}
 		if len(groupIDs) > 0 {
 			var groups []model.UserGroup
-			if err := tx.WithContext(ctx).Where("id IN ?", groupIDs).Find(&groups).Error; err != nil {
+			err = tx.WithContext(ctx).
+				Where("id IN ?", groupIDs).
+				Find(&groups).
+				Error
+			if err != nil {
 				return fmt.Errorf("failed to find default user groups: %w", err)
 			}
-			if err := tx.WithContext(ctx).Model(user).Association("UserGroups").Replace(groups); err != nil {
+
+			err = tx.WithContext(ctx).
+				Model(user).
+				Association("UserGroups").
+				Replace(groups)
+			if err != nil {
 				return fmt.Errorf("failed to associate default user groups: %w", err)
 			}
 		}
@@ -313,12 +326,15 @@ func (s *UserService) applySignupDefaults(ctx context.Context, user *model.User,
 
 	// Apply default custom claims
 	var claims []dto.CustomClaimCreateDto
-	if v := config.SignupDefaultCustomClaims.Value; v != "" && v != "[]" {
-		if err := json.Unmarshal([]byte(v), &claims); err != nil {
+	v = config.SignupDefaultCustomClaims.Value
+	if v != "" && v != "[]" {
+		err := json.Unmarshal([]byte(v), &claims)
+		if err != nil {
 			return fmt.Errorf("invalid SignupDefaultCustomClaims JSON: %w", err)
 		}
 		if len(claims) > 0 {
-			if _, err := s.customClaimService.updateCustomClaimsInternal(ctx, UserID, user.ID, claims, tx); err != nil {
+			_, err = s.customClaimService.updateCustomClaimsInternal(ctx, UserID, user.ID, claims, tx)
+			if err != nil {
 				return fmt.Errorf("failed to apply default custom claims: %w", err)
 			}
 		}
@@ -355,6 +371,7 @@ func (s *UserService) updateUserInternal(ctx context.Context, userID string, upd
 	err := tx.
 		WithContext(ctx).
 		Where("id = ?", userID).
+		Clauses(clause.Locking{Strength: "UPDATE"}).
 		First(&user).
 		Error
 	if err != nil {
@@ -426,13 +443,11 @@ func (s *UserService) RequestOneTimeAccessEmailAsUnauthenticatedUser(ctx context
 
 	var userId string
 	err := s.db.Model(&model.User{}).Select("id").Where("email = ?", userID).First(&userId).Error
-	if err != nil {
+	if errors.Is(err, gorm.ErrRecordNotFound) {
 		// Do not return error if user not found to prevent email enumeration
-		if errors.Is(err, gorm.ErrRecordNotFound) {
-			return nil
-		} else {
-			return err
-		}
+		return nil
+	} else if err != nil {
+		return err
 	}
 
 	return s.requestOneTimeAccessEmailInternal(ctx, userId, redirectPath, 15*time.Minute)
@@ -523,7 +538,9 @@ func (s *UserService) ExchangeOneTimeAccessToken(ctx context.Context, token stri
 	var oneTimeAccessToken model.OneTimeAccessToken
 	err := tx.
 		WithContext(ctx).
-		Where("token = ? AND expires_at > ?", token, datatype.DateTime(time.Now())).Preload("User").
+		Where("token = ? AND expires_at > ?", token, datatype.DateTime(time.Now())).
+		Preload("User").
+		Clauses(clause.Locking{Strength: "UPDATE"}).
 		First(&oneTimeAccessToken).
 		Error
 	if err != nil {
@@ -676,30 +693,20 @@ func (s *UserService) checkDuplicatedFields(ctx context.Context, user model.User
 }
 
 // ResetProfilePicture deletes a user's custom profile picture
-func (s *UserService) ResetProfilePicture(userID string) error {
+func (s *UserService) ResetProfilePicture(ctx context.Context, userID string) error {
 	// Validate the user ID to prevent directory traversal
 	if err := uuid.Validate(userID); err != nil {
 		return &common.InvalidUUIDError{}
 	}
 
-	// Build path to profile picture
-	profilePicturePath := common.EnvConfig.UploadPath + "/profile-pictures/" + userID + ".png"
-
-	// Check if file exists and delete it
-	if _, err := os.Stat(profilePicturePath); err == nil {
-		if err := os.Remove(profilePicturePath); err != nil {
-			return fmt.Errorf("failed to delete profile picture: %w", err)
-		}
-	} else if !os.IsNotExist(err) {
-		// If any error other than "file not exists"
-		return fmt.Errorf("failed to check if profile picture exists: %w", err)
+	profilePicturePath := path.Join("profile-pictures", userID+".png")
+	if err := s.fileStorage.Delete(ctx, profilePicturePath); err != nil {
+		return fmt.Errorf("failed to delete profile picture: %w", err)
 	}
-	// It's okay if the file doesn't exist - just means there's no custom picture to delete
-
 	return nil
 }
 
-func (s *UserService) disableUserInternal(ctx context.Context, userID string, tx *gorm.DB) error {
+func (s *UserService) disableUserInternal(ctx context.Context, tx *gorm.DB, userID string) error {
 	return tx.
 		WithContext(ctx).
 		Model(&model.User{}).
@@ -740,6 +747,7 @@ func (s *UserService) SignUp(ctx context.Context, signupData dto.SignUpDto, ipAd
 		err := tx.
 			WithContext(ctx).
 			Where("token = ?", signupData.Token).
+			Clauses(clause.Locking{Strength: "UPDATE"}).
 			First(&signupToken).
 			Error
 		if err != nil {

backend/internal/service/version_service.go

@@ -58,7 +58,7 @@ func (s *VersionService) GetLatestVersion(ctx context.Context) (string, error) {
 		}
 
 		if payload.TagName == "" {
-			return "", fmt.Errorf("GitHub API returned empty tag name")
+			return "", errors.New("GitHub API returned empty tag name")
 		}
 
 		return strings.TrimPrefix(payload.TagName, "v"), nil

backend/internal/service/webauthn_service.go

@@ -2,6 +2,8 @@ package service
 
 import (
 	"context"
+	"encoding/hex"
+	"errors"
 	"fmt"
 	"net/http"
 	"time"
@@ -114,7 +116,7 @@ func (s *WebAuthnService) BeginRegistration(ctx context.Context, userID string)
 	}, nil
 }
 
-func (s *WebAuthnService) VerifyRegistration(ctx context.Context, sessionID, userID string, r *http.Request) (model.WebauthnCredential, error) {
+func (s *WebAuthnService) VerifyRegistration(ctx context.Context, sessionID string, userID string, r *http.Request, ipAddress string) (model.WebauthnCredential, error) {
 	tx := s.db.Begin()
 	defer func() {
 		tx.Rollback()
@@ -173,6 +175,9 @@ func (s *WebAuthnService) VerifyRegistration(ctx context.Context, sessionID, use
 		return model.WebauthnCredential{}, fmt.Errorf("failed to store WebAuthn credential: %w", err)
 	}
 
+	auditLogData := model.AuditLogData{"credentialID": hex.EncodeToString(credential.ID), "passkeyName": passkeyName}
+	s.auditLogService.Create(ctx, model.AuditLogEventPasskeyAdded, ipAddress, r.UserAgent(), userID, auditLogData, tx)
+
 	err = tx.Commit().Error
 	if err != nil {
 		return model.WebauthnCredential{}, fmt.Errorf("failed to commit transaction: %w", err)
@@ -288,16 +293,30 @@ func (s *WebAuthnService) ListCredentials(ctx context.Context, userID string) ([
 	return credentials, nil
 }
 
-func (s *WebAuthnService) DeleteCredential(ctx context.Context, userID, credentialID string) error {
-	err := s.db.
+func (s *WebAuthnService) DeleteCredential(ctx context.Context, userID string, credentialID string, ipAddress string, userAgent string) error {
+	tx := s.db.Begin()
+	defer func() {
+		tx.Rollback()
+	}()
+
+	credential := &model.WebauthnCredential{}
+	err := tx.
 		WithContext(ctx).
-		Where("id = ? AND user_id = ?", credentialID, userID).
-		Delete(&model.WebauthnCredential{}).
+		Clauses(clause.Returning{}).
+		Delete(credential, "id = ? AND user_id = ?", credentialID, userID).
 		Error
 	if err != nil {
 		return fmt.Errorf("failed to delete record: %w", err)
 	}
 
+	auditLogData := model.AuditLogData{"credentialID": hex.EncodeToString(credential.CredentialID), "passkeyName": credential.Name}
+	s.auditLogService.Create(ctx, model.AuditLogEventPasskeyRemoved, ipAddress, userAgent, userID, auditLogData, tx)
+
+	err = tx.Commit().Error
+	if err != nil {
+		return fmt.Errorf("failed to commit transaction: %w", err)
+	}
+
 	return nil
 }
 
@@ -353,7 +372,7 @@ func (s *WebAuthnService) CreateReauthenticationTokenWithAccessToken(ctx context
 
 	userID, ok := token.Subject()
 	if !ok {
-		return "", fmt.Errorf("access token does not contain user ID")
+		return "", errors.New("access token does not contain user ID")
 	}
 
 	// Check if token is issued less than a minute ago

backend/internal/storage/database.go

@@ -0,0 +1,226 @@
+package storage
+
+import (
+	"bytes"
+	"context"
+	"errors"
+	"fmt"
+	"io"
+	"os"
+	"path/filepath"
+	"strings"
+	"time"
+
+	"github.com/pocket-id/pocket-id/backend/internal/model"
+	datatype "github.com/pocket-id/pocket-id/backend/internal/model/types"
+	"gorm.io/gorm"
+	"gorm.io/gorm/clause"
+)
+
+var TypeDatabase = "database"
+
+type databaseStorage struct {
+	db *gorm.DB
+}
+
+// NewDatabaseStorage creates a new database storage provider
+func NewDatabaseStorage(db *gorm.DB) (FileStorage, error) {
+	if db == nil {
+		return nil, errors.New("database connection is required")
+	}
+	return &databaseStorage{db: db}, nil
+}
+
+func (s *databaseStorage) Type() string {
+	return TypeDatabase
+}
+
+func (s *databaseStorage) Save(ctx context.Context, relativePath string, data io.Reader) error {
+	// Normalize the path
+	relativePath = filepath.ToSlash(filepath.Clean(relativePath))
+
+	// Read all data into memory
+	b, err := io.ReadAll(data)
+	if err != nil {
+		return fmt.Errorf("failed to read data: %w", err)
+	}
+
+	now := datatype.DateTime(time.Now())
+	storage := model.Storage{
+		Path:      relativePath,
+		Data:      b,
+		Size:      int64(len(b)),
+		ModTime:   now,
+		CreatedAt: now,
+	}
+
+	// Use upsert: insert or update on conflict
+	result := s.db.
+		WithContext(ctx).
+		Clauses(clause.OnConflict{
+			Columns:   []clause.Column{{Name: "path"}},
+			DoUpdates: clause.AssignmentColumns([]string{"data", "size", "mod_time"}),
+		}).
+		Create(&storage)
+
+	if result.Error != nil {
+		return fmt.Errorf("failed to save file to database: %w", result.Error)
+	}
+
+	return nil
+}
+
+func (s *databaseStorage) Open(ctx context.Context, relativePath string) (io.ReadCloser, int64, error) {
+	relativePath = filepath.ToSlash(filepath.Clean(relativePath))
+
+	var storage model.Storage
+	result := s.db.
+		WithContext(ctx).
+		Where("path = ?", relativePath).
+		First(&storage)
+
+	if result.Error != nil {
+		if errors.Is(result.Error, gorm.ErrRecordNotFound) {
+			return nil, 0, os.ErrNotExist
+		}
+		return nil, 0, fmt.Errorf("failed to read file from database: %w", result.Error)
+	}
+
+	reader := io.NopCloser(bytes.NewReader(storage.Data))
+	return reader, storage.Size, nil
+}
+
+func (s *databaseStorage) Delete(ctx context.Context, relativePath string) error {
+	relativePath = filepath.ToSlash(filepath.Clean(relativePath))
+
+	result := s.db.
+		WithContext(ctx).
+		Where("path = ?", relativePath).
+		Delete(&model.Storage{})
+	if result.Error != nil {
+		return fmt.Errorf("failed to delete file from database: %w", result.Error)
+	}
+
+	return nil
+}
+
+func (s *databaseStorage) DeleteAll(ctx context.Context, prefix string) error {
+	prefix = filepath.ToSlash(filepath.Clean(prefix))
+
+	// If empty prefix, delete all
+	if isRootPath(prefix) {
+		result := s.db.
+			WithContext(ctx).
+			Where("1 = 1"). // Delete everything
+			Delete(&model.Storage{})
+		if result.Error != nil {
+			return fmt.Errorf("failed to delete all files from database: %w", result.Error)
+		}
+		return nil
+	}
+
+	// Ensure prefix ends with / for proper prefix matching
+	if !strings.HasSuffix(prefix, "/") {
+		prefix += "/"
+	}
+
+	query := s.db.WithContext(ctx)
+	query = addPathPrefixClause(s.db.Name(), query, prefix)
+	result := query.Delete(&model.Storage{})
+	if result.Error != nil {
+		return fmt.Errorf("failed to delete files with prefix '%s' from database: %w", prefix, result.Error)
+	}
+
+	return nil
+}
+
+func (s *databaseStorage) List(ctx context.Context, prefix string) ([]ObjectInfo, error) {
+	prefix = filepath.ToSlash(filepath.Clean(prefix))
+
+	var storageItems []model.Storage
+	query := s.db.WithContext(ctx)
+
+	if !isRootPath(prefix) {
+		// Ensure prefix matching
+		if !strings.HasSuffix(prefix, "/") {
+			prefix += "/"
+		}
+		query = addPathPrefixClause(s.db.Name(), query, prefix)
+	}
+
+	result := query.
+		Select("path", "size", "mod_time").
+		Find(&storageItems)
+	if result.Error != nil {
+		return nil, fmt.Errorf("failed to list files from database: %w", result.Error)
+	}
+
+	objects := make([]ObjectInfo, 0, len(storageItems))
+	for _, item := range storageItems {
+		// Filter out directory-like paths (those that contain additional slashes after the prefix)
+		relativePath := strings.TrimPrefix(item.Path, prefix)
+		if strings.ContainsRune(relativePath, '/') {
+			continue
+		}
+
+		objects = append(objects, ObjectInfo{
+			Path:    item.Path,
+			Size:    item.Size,
+			ModTime: time.Time(item.ModTime),
+		})
+	}
+
+	return objects, nil
+}
+
+func (s *databaseStorage) Walk(ctx context.Context, root string, fn func(ObjectInfo) error) error {
+	root = filepath.ToSlash(filepath.Clean(root))
+
+	var storageItems []model.Storage
+	query := s.db.WithContext(ctx)
+
+	if !isRootPath(root) {
+		// Ensure root matching
+		if !strings.HasSuffix(root, "/") {
+			root += "/"
+		}
+		query = addPathPrefixClause(s.db.Name(), query, root)
+	}
+
+	result := query.
+		Select("path", "size", "mod_time").
+		Find(&storageItems)
+	if result.Error != nil {
+		return fmt.Errorf("failed to walk files from database: %w", result.Error)
+	}
+
+	for _, item := range storageItems {
+		err := fn(ObjectInfo{
+			Path:    item.Path,
+			Size:    item.Size,
+			ModTime: time.Time(item.ModTime),
+		})
+		if err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func isRootPath(path string) bool {
+	return path == "" || path == "/" || path == "."
+}
+
+func addPathPrefixClause(dialect string, query *gorm.DB, prefix string) *gorm.DB {
+	// In SQLite, we use "GLOB" which can use the index
+	switch dialect {
+	case "sqlite":
+		return query.Where("path GLOB ?", prefix+"*")
+	case "postgres":
+		return query.Where("path LIKE ?", prefix+"%")
+	default:
+		// Indicates a development-time error
+		panic(fmt.Errorf("unsupported database dialect: %s", dialect))
+	}
+}

backend/internal/storage/database_test.go

@@ -0,0 +1,148 @@
+package storage
+
+import (
+	"bytes"
+	"context"
+	"io"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+
+	testingutil "github.com/pocket-id/pocket-id/backend/internal/utils/testing"
+)
+
+func TestDatabaseStorageOperations(t *testing.T) {
+	ctx := context.Background()
+	db := testingutil.NewDatabaseForTest(t)
+	store, err := NewDatabaseStorage(db)
+	require.NoError(t, err)
+
+	t.Run("type should be database", func(t *testing.T) {
+		assert.Equal(t, TypeDatabase, store.Type())
+	})
+
+	t.Run("save, open and list files", func(t *testing.T) {
+		err := store.Save(ctx, "images/logo.png", bytes.NewBufferString("logo-data"))
+		require.NoError(t, err)
+
+		reader, size, err := store.Open(ctx, "images/logo.png")
+		require.NoError(t, err)
+		defer reader.Close()
+
+		contents, err := io.ReadAll(reader)
+		require.NoError(t, err)
+		assert.Equal(t, []byte("logo-data"), contents)
+		assert.Equal(t, int64(len(contents)), size)
+
+		err = store.Save(ctx, "images/nested/child.txt", bytes.NewBufferString("child"))
+		require.NoError(t, err)
+
+		files, err := store.List(ctx, "images")
+		require.NoError(t, err)
+		require.Len(t, files, 1)
+		assert.Equal(t, "images/logo.png", files[0].Path)
+		assert.Equal(t, int64(len("logo-data")), files[0].Size)
+	})
+
+	t.Run("save should update existing file", func(t *testing.T) {
+		err := store.Save(ctx, "test/update.txt", bytes.NewBufferString("original"))
+		require.NoError(t, err)
+
+		err = store.Save(ctx, "test/update.txt", bytes.NewBufferString("updated"))
+		require.NoError(t, err)
+
+		reader, size, err := store.Open(ctx, "test/update.txt")
+		require.NoError(t, err)
+		defer reader.Close()
+
+		contents, err := io.ReadAll(reader)
+		require.NoError(t, err)
+		assert.Equal(t, []byte("updated"), contents)
+		assert.Equal(t, int64(len("updated")), size)
+	})
+
+	t.Run("delete files individually", func(t *testing.T) {
+		err := store.Save(ctx, "images/delete-me.txt", bytes.NewBufferString("temp"))
+		require.NoError(t, err)
+
+		require.NoError(t, store.Delete(ctx, "images/delete-me.txt"))
+		_, _, err = store.Open(ctx, "images/delete-me.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+	})
+
+	t.Run("delete missing file should not error", func(t *testing.T) {
+		require.NoError(t, store.Delete(ctx, "images/missing.txt"))
+	})
+
+	t.Run("delete all files", func(t *testing.T) {
+		require.NoError(t, store.Save(ctx, "cleanup/a.txt", bytes.NewBufferString("a")))
+		require.NoError(t, store.Save(ctx, "cleanup/b.txt", bytes.NewBufferString("b")))
+		require.NoError(t, store.Save(ctx, "cleanup/nested/c.txt", bytes.NewBufferString("c")))
+		require.NoError(t, store.DeleteAll(ctx, "/"))
+
+		_, _, err := store.Open(ctx, "cleanup/a.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		_, _, err = store.Open(ctx, "cleanup/b.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		_, _, err = store.Open(ctx, "cleanup/nested/c.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+	})
+
+	t.Run("delete all files under a prefix", func(t *testing.T) {
+		require.NoError(t, store.Save(ctx, "cleanup/a.txt", bytes.NewBufferString("a")))
+		require.NoError(t, store.Save(ctx, "cleanup/b.txt", bytes.NewBufferString("b")))
+		require.NoError(t, store.Save(ctx, "cleanup/nested/c.txt", bytes.NewBufferString("c")))
+		require.NoError(t, store.DeleteAll(ctx, "cleanup"))
+
+		_, _, err := store.Open(ctx, "cleanup/a.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		_, _, err = store.Open(ctx, "cleanup/b.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		_, _, err = store.Open(ctx, "cleanup/nested/c.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+	})
+
+	t.Run("walk files", func(t *testing.T) {
+		require.NoError(t, store.Save(ctx, "walk/file1.txt", bytes.NewBufferString("1")))
+		require.NoError(t, store.Save(ctx, "walk/file2.txt", bytes.NewBufferString("2")))
+		require.NoError(t, store.Save(ctx, "walk/nested/file3.txt", bytes.NewBufferString("3")))
+
+		var paths []string
+		err := store.Walk(ctx, "walk", func(info ObjectInfo) error {
+			paths = append(paths, info.Path)
+			return nil
+		})
+		require.NoError(t, err)
+		assert.Len(t, paths, 3)
+		assert.Contains(t, paths, "walk/file1.txt")
+		assert.Contains(t, paths, "walk/file2.txt")
+		assert.Contains(t, paths, "walk/nested/file3.txt")
+	})
+}
+
+func TestNewDatabaseStorage(t *testing.T) {
+	t.Run("should return error with nil database", func(t *testing.T) {
+		_, err := NewDatabaseStorage(nil)
+		require.Error(t, err)
+		assert.Contains(t, err.Error(), "database connection is required")
+	})
+
+	t.Run("should create storage with valid database", func(t *testing.T) {
+		db := testingutil.NewDatabaseForTest(t)
+		store, err := NewDatabaseStorage(db)
+		require.NoError(t, err)
+		assert.NotNil(t, store)
+	})
+}

backend/internal/storage/filesystem.go

@@ -0,0 +1,193 @@
+package storage
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"io"
+	"io/fs"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/google/uuid"
+)
+
+type filesystemStorage struct {
+	root             *os.Root
+	absoluteRootPath string
+}
+
+func NewFilesystemStorage(rootPath string) (FileStorage, error) {
+	if err := os.MkdirAll(rootPath, 0700); err != nil {
+		return nil, fmt.Errorf("failed to create root directory '%s': %w", rootPath, err)
+	}
+	root, err := os.OpenRoot(rootPath)
+	if err != nil {
+		return nil, fmt.Errorf("failed to open root directory '%s': %w", rootPath, err)
+	}
+
+	absoluteRootPath, err := filepath.Abs(rootPath)
+	if err != nil {
+		return nil, fmt.Errorf("failed to get absolute path of root directory '%s': %w", rootPath, err)
+	}
+
+	return &filesystemStorage{root: root, absoluteRootPath: absoluteRootPath}, err
+}
+
+func (s *filesystemStorage) Type() string {
+	return TypeFileSystem
+}
+
+func (s *filesystemStorage) Save(_ context.Context, path string, data io.Reader) error {
+	path = filepath.FromSlash(path)
+
+	if err := s.root.MkdirAll(filepath.Dir(path), 0700); err != nil {
+		return fmt.Errorf("failed to create directories for path '%s': %w", path, err)
+	}
+
+	// Our strategy is to save to a separate file and then rename it to override the original file
+	tmpName := path + "." + uuid.NewString() + "-tmp"
+
+	// Write to the temporary file
+	tmpFile, err := s.root.Create(tmpName)
+	if err != nil {
+		return fmt.Errorf("failed to open file '%s' for writing: %w", tmpName, err)
+	}
+
+	_, err = io.Copy(tmpFile, data)
+	if err != nil {
+		tmpFile.Close()
+		_ = s.root.Remove(tmpName)
+		return fmt.Errorf("failed to write temporary file: %w", err)
+	}
+
+	if err = tmpFile.Close(); err != nil {
+		_ = s.root.Remove(tmpName)
+		return fmt.Errorf("failed to close temporary file: %w", err)
+	}
+
+	// Rename to the final file, which overrides existing files
+	// This is an atomic operation
+	if err = s.root.Rename(tmpName, path); err != nil {
+		_ = s.root.Remove(tmpName)
+		return fmt.Errorf("failed to move temporary file: %w", err)
+	}
+
+	return nil
+}
+
+func (s *filesystemStorage) Open(_ context.Context, path string) (io.ReadCloser, int64, error) {
+	path = filepath.FromSlash(path)
+
+	file, err := s.root.Open(path)
+	if err != nil {
+		return nil, 0, err
+	}
+	info, err := file.Stat()
+	if err != nil {
+		file.Close()
+		return nil, 0, err
+	}
+	return file, info.Size(), nil
+}
+
+func (s *filesystemStorage) Delete(_ context.Context, path string) error {
+	path = filepath.FromSlash(path)
+
+	err := s.root.Remove(path)
+	if err != nil && !errors.Is(err, fs.ErrNotExist) {
+		return err
+	}
+	return nil
+}
+
+func (s *filesystemStorage) DeleteAll(_ context.Context, path string) error {
+	path = filepath.FromSlash(path)
+
+	// If "/", "." or "" is requested, we delete all contents of the root.
+	if path == "" || path == "/" || path == "." {
+		dir, err := s.root.Open(".")
+		if err != nil {
+			return fmt.Errorf("failed to open root directory: %w", err)
+		}
+		defer dir.Close()
+
+		entries, err := dir.ReadDir(-1)
+		if err != nil {
+			return fmt.Errorf("failed to list root directory: %w", err)
+		}
+		for _, entry := range entries {
+			if err := s.root.RemoveAll(entry.Name()); err != nil {
+				return fmt.Errorf("failed to delete '%s': %w", entry.Name(), err)
+			}
+		}
+		return nil
+	}
+
+	return s.root.RemoveAll(path)
+}
+func (s *filesystemStorage) List(_ context.Context, path string) ([]ObjectInfo, error) {
+	path = filepath.FromSlash(path)
+
+	dir, err := s.root.Open(path)
+	if err != nil {
+		return nil, err
+	}
+	defer dir.Close()
+
+	entries, err := dir.ReadDir(-1)
+	if err != nil {
+		return nil, err
+	}
+
+	objects := make([]ObjectInfo, 0, len(entries))
+	for _, entry := range entries {
+		if entry.IsDir() {
+			continue
+		}
+		info, err := entry.Info()
+		if err != nil {
+			return nil, err
+		}
+		objects = append(objects, ObjectInfo{
+			Path:    filepath.Join(path, entry.Name()),
+			Size:    info.Size(),
+			ModTime: info.ModTime(),
+		})
+	}
+	return objects, nil
+}
+func (s *filesystemStorage) Walk(_ context.Context, root string, fn func(ObjectInfo) error) error {
+	root = filepath.FromSlash(root)
+
+	fullPath := filepath.Clean(filepath.Join(s.absoluteRootPath, root))
+
+	// As we can't use os.Root here, we manually ensure that the fullPath is within the root directory
+	sep := string(filepath.Separator)
+	if !strings.HasPrefix(fullPath+sep, s.absoluteRootPath+sep) {
+		return fmt.Errorf("invalid root path: %s", root)
+	}
+
+	return filepath.WalkDir(fullPath, func(full string, d fs.DirEntry, err error) error {
+		if err != nil {
+			return err
+		}
+		if d.IsDir() {
+			return nil
+		}
+		rel, err := filepath.Rel(s.absoluteRootPath, full)
+		if err != nil {
+			return err
+		}
+		info, err := d.Info()
+		if err != nil {
+			return err
+		}
+		return fn(ObjectInfo{
+			Path:    filepath.ToSlash(rel),
+			Size:    info.Size(),
+			ModTime: info.ModTime(),
+		})
+	})
+}

backend/internal/storage/filesystem_test.go

@@ -0,0 +1,68 @@
+package storage
+
+import (
+	"bytes"
+	"context"
+	"io"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestFilesystemStorageOperations(t *testing.T) {
+	ctx := context.Background()
+	store, err := NewFilesystemStorage(t.TempDir())
+	require.NoError(t, err)
+
+	t.Run("save, open and list files", func(t *testing.T) {
+		err := store.Save(ctx, "images/logo.png", bytes.NewBufferString("logo-data"))
+		require.NoError(t, err)
+
+		reader, size, err := store.Open(ctx, "images/logo.png")
+		require.NoError(t, err)
+		defer reader.Close()
+
+		contents, err := io.ReadAll(reader)
+		require.NoError(t, err)
+		assert.Equal(t, []byte("logo-data"), contents)
+		assert.Equal(t, int64(len(contents)), size)
+
+		err = store.Save(ctx, "images/nested/child.txt", bytes.NewBufferString("child"))
+		require.NoError(t, err)
+
+		files, err := store.List(ctx, "images")
+		require.NoError(t, err)
+		require.Len(t, files, 1)
+		assert.Equal(t, filepath.Join("images", "logo.png"), files[0].Path)
+		assert.Equal(t, int64(len("logo-data")), files[0].Size)
+	})
+
+	t.Run("delete files individually and idempotently", func(t *testing.T) {
+		err := store.Save(ctx, "images/delete-me.txt", bytes.NewBufferString("temp"))
+		require.NoError(t, err)
+
+		require.NoError(t, store.Delete(ctx, "images/delete-me.txt"))
+		_, _, err = store.Open(ctx, "images/delete-me.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		// Deleting a missing object should be a no-op.
+		require.NoError(t, store.Delete(ctx, "images/missing.txt"))
+	})
+
+	t.Run("delete all files under a prefix", func(t *testing.T) {
+		require.NoError(t, store.Save(ctx, "images/a.txt", bytes.NewBufferString("a")))
+		require.NoError(t, store.Save(ctx, "images/b.txt", bytes.NewBufferString("b")))
+		require.NoError(t, store.DeleteAll(ctx, "images"))
+
+		_, _, err := store.Open(ctx, "images/a.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+
+		_, _, err = store.Open(ctx, "images/b.txt")
+		require.Error(t, err)
+		assert.True(t, IsNotExist(err))
+	})
+}

backend/internal/storage/s3.go

@@ -0,0 +1,185 @@
+package storage
+
+import (
+	"context"
+	"errors"
+	"fmt"
+	"io"
+	"io/fs"
+	"path/filepath"
+	"strings"
+
+	"github.com/aws/aws-sdk-go-v2/aws"
+	awscfg "github.com/aws/aws-sdk-go-v2/config"
+	"github.com/aws/aws-sdk-go-v2/credentials"
+	"github.com/aws/aws-sdk-go-v2/service/s3"
+	s3types "github.com/aws/aws-sdk-go-v2/service/s3/types"
+	"github.com/aws/smithy-go"
+)
+
+type S3Config struct {
+	Bucket          string
+	Region          string
+	Endpoint        string
+	AccessKeyID     string
+	SecretAccessKey string
+	ForcePathStyle  bool
+	Root            string
+}
+
+type s3Storage struct {
+	client *s3.Client
+	bucket string
+	prefix string
+}
+
+func NewS3Storage(ctx context.Context, cfg S3Config) (FileStorage, error) {
+	creds := credentials.NewStaticCredentialsProvider(cfg.AccessKeyID, cfg.SecretAccessKey, "")
+	awsCfg, err := awscfg.LoadDefaultConfig(ctx, awscfg.WithRegion(cfg.Region), awscfg.WithCredentialsProvider(creds))
+	if err != nil {
+		return nil, fmt.Errorf("failed to load AWS configuration: %w", err)
+	}
+	client := s3.NewFromConfig(awsCfg, func(o *s3.Options) {
+		if cfg.Endpoint != "" {
+			o.BaseEndpoint = aws.String(cfg.Endpoint)
+		}
+		o.UsePathStyle = cfg.ForcePathStyle
+	})
+
+	return &s3Storage{
+		client: client,
+		bucket: cfg.Bucket,
+		prefix: strings.Trim(cfg.Root, "/"),
+	}, nil
+}
+
+func (s *s3Storage) Type() string {
+	return TypeS3
+}
+
+func (s *s3Storage) Save(ctx context.Context, path string, data io.Reader) error {
+	_, err := s.client.PutObject(ctx, &s3.PutObjectInput{
+		Bucket: aws.String(s.bucket),
+		Key:    aws.String(s.buildObjectKey(path)),
+		Body:   data,
+	})
+	return err
+}
+
+func (s *s3Storage) Open(ctx context.Context, path string) (io.ReadCloser, int64, error) {
+	resp, err := s.client.GetObject(ctx, &s3.GetObjectInput{
+		Bucket: aws.String(s.bucket),
+		Key:    aws.String(s.buildObjectKey(path)),
+	})
+	if err != nil {
+		if isS3NotFound(err) {
+			return nil, 0, fs.ErrNotExist
+		}
+		return nil, 0, err
+	}
+	return resp.Body, aws.ToInt64(resp.ContentLength), nil
+}
+
+func (s *s3Storage) Delete(ctx context.Context, path string) error {
+	_, err := s.client.DeleteObject(ctx, &s3.DeleteObjectInput{
+		Bucket: aws.String(s.bucket),
+		Key:    aws.String(s.buildObjectKey(path)),
+	})
+	return err
+}
+
+func (s *s3Storage) DeleteAll(ctx context.Context, path string) error {
+
+	paginator := s3.NewListObjectsV2Paginator(s.client, &s3.ListObjectsV2Input{
+		Bucket: aws.String(s.bucket),
+		Prefix: aws.String(s.buildObjectKey(path)),
+	})
+	for paginator.HasMorePages() {
+		page, err := paginator.NextPage(ctx)
+		if err != nil {
+			return err
+		}
+		if len(page.Contents) == 0 {
+			continue
+		}
+		objects := make([]s3types.ObjectIdentifier, 0, len(page.Contents))
+		for _, obj := range page.Contents {
+			objects = append(objects, s3types.ObjectIdentifier{Key: obj.Key})
+		}
+		_, err = s.client.DeleteObjects(ctx, &s3.DeleteObjectsInput{
+			Bucket: aws.String(s.bucket),
+			Delete: &s3types.Delete{Objects: objects, Quiet: aws.Bool(true)},
+		})
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
+
+func (s *s3Storage) List(ctx context.Context, path string) ([]ObjectInfo, error) {
+	paginator := s3.NewListObjectsV2Paginator(s.client, &s3.ListObjectsV2Input{
+		Bucket: aws.String(s.bucket),
+		Prefix: aws.String(s.buildObjectKey(path)),
+	})
+	var objects []ObjectInfo
+	for paginator.HasMorePages() {
+		page, err := paginator.NextPage(ctx)
+		if err != nil {
+			return nil, err
+		}
+		for _, obj := range page.Contents {
+			if obj.Key == nil {
+				continue
+			}
+			objects = append(objects, ObjectInfo{
+				Path:    aws.ToString(obj.Key),
+				Size:    aws.ToInt64(obj.Size),
+				ModTime: aws.ToTime(obj.LastModified),
+			})
+		}
+	}
+	return objects, nil
+}
+
+func (s *s3Storage) Walk(ctx context.Context, root string, fn func(ObjectInfo) error) error {
+	objects, err := s.List(ctx, root)
+	if err != nil {
+		return err
+	}
+
+	for _, obj := range objects {
+		if err := fn(obj); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
+
+func (s *s3Storage) buildObjectKey(p string) string {
+	p = filepath.Clean(p)
+	p = filepath.ToSlash(p)
+	p = strings.Trim(p, "/")
+
+	if p == "" || p == "." {
+		return s.prefix
+	}
+
+	if s.prefix == "" {
+		return p
+	}
+
+	return s.prefix + "/" + p
+}
+
+func isS3NotFound(err error) bool {
+	var apiErr smithy.APIError
+	if errors.As(err, &apiErr) {
+		if apiErr.ErrorCode() == "NotFound" || apiErr.ErrorCode() == "NoSuchKey" {
+			return true
+		}
+	}
+	var missingKey *s3types.NoSuchKey
+	return errors.As(err, &missingKey)
+}

backend/internal/storage/s3_test.go

@@ -0,0 +1,44 @@
+package storage
+
+import (
+	"errors"
+	"testing"
+
+	s3types "github.com/aws/aws-sdk-go-v2/service/s3/types"
+	"github.com/aws/smithy-go"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestS3Helpers(t *testing.T) {
+	t.Run("buildObjectKey trims and joins prefix", func(t *testing.T) {
+		tests := []struct {
+			name     string
+			prefix   string
+			path     string
+			expected string
+		}{
+			{name: "no prefix no path", prefix: "", path: "", expected: ""},
+			{name: "prefix no path", prefix: "root", path: "", expected: "root"},
+			{name: "prefix with nested path", prefix: "root", path: "foo/bar/baz", expected: "root/foo/bar/baz"},
+			{name: "trimmed path and prefix", prefix: "root", path: "/foo//bar/", expected: "root/foo/bar"},
+			{name: "no prefix path only", prefix: "", path: "./images/logo.png", expected: "images/logo.png"},
+		}
+
+		for _, tc := range tests {
+			t.Run(tc.name, func(t *testing.T) {
+				s := &s3Storage{
+					bucket: "bucket",
+					prefix: tc.prefix,
+				}
+				assert.Equal(t, tc.expected, s.buildObjectKey(tc.path))
+			})
+		}
+	})
+
+	t.Run("isS3NotFound detects expected errors", func(t *testing.T) {
+		assert.True(t, isS3NotFound(&smithy.GenericAPIError{Code: "NoSuchKey"}))
+		assert.True(t, isS3NotFound(&smithy.GenericAPIError{Code: "NotFound"}))
+		assert.True(t, isS3NotFound(&s3types.NoSuchKey{}))
+		assert.False(t, isS3NotFound(errors.New("boom")))
+	})
+}

backend/internal/storage/storage.go

@@ -0,0 +1,33 @@
+package storage
+
+import (
+	"context"
+	"io"
+	"os"
+	"time"
+)
+
+var (
+	TypeFileSystem = "fs"
+	TypeS3         = "s3"
+)
+
+type ObjectInfo struct {
+	Path    string
+	Size    int64
+	ModTime time.Time
+}
+
+type FileStorage interface {
+	Save(ctx context.Context, relativePath string, data io.Reader) error
+	Open(ctx context.Context, relativePath string) (io.ReadCloser, int64, error)
+	Delete(ctx context.Context, relativePath string) error
+	DeleteAll(ctx context.Context, prefix string) error
+	List(ctx context.Context, prefix string) ([]ObjectInfo, error)
+	Walk(ctx context.Context, root string, fn func(ObjectInfo) error) error
+	Type() string
+}
+
+func IsNotExist(err error) bool {
+	return os.IsNotExist(err)
+}

backend/internal/utils/file_util.go

@@ -2,20 +2,15 @@ package utils
 
 import (
 	"crypto/rand"
-	"crypto/sha256"
 	"encoding/hex"
 	"errors"
 	"fmt"
 	"io"
 	"mime"
-	"mime/multipart"
 	"os"
 	"path/filepath"
 	"strings"
 	"syscall"
-
-	"github.com/google/uuid"
-	"github.com/pocket-id/pocket-id/backend/resources"
 )
 
 func GetFileExtension(filename string) string {
@@ -86,110 +81,6 @@ func GetImageExtensionFromMimeType(mimeType string) string {
 	}
 }
 
-func CopyEmbeddedFileToDisk(srcFilePath, destFilePath string) error {
-	srcFile, err := resources.FS.Open(srcFilePath)
-	if err != nil {
-		return fmt.Errorf("failed to open embedded file: %w", err)
-	}
-	defer srcFile.Close()
-
-	err = os.MkdirAll(filepath.Dir(destFilePath), os.ModePerm)
-	if err != nil {
-		return fmt.Errorf("failed to create destination directory: %w", err)
-	}
-
-	destFile, err := os.Create(destFilePath)
-	if err != nil {
-		return fmt.Errorf("failed to open destination file: %w", err)
-	}
-	defer destFile.Close()
-
-	_, err = io.Copy(destFile, srcFile)
-	if err != nil {
-		return fmt.Errorf("failed to write to destination file: %w", err)
-	}
-
-	return nil
-}
-
-func EmbeddedFileSha256(filePath string) ([]byte, error) {
-	f, err := resources.FS.Open(filePath)
-	if err != nil {
-		return nil, fmt.Errorf("failed to open embedded file: %w", err)
-	}
-	defer f.Close()
-
-	h := sha256.New()
-	_, err = io.Copy(h, f)
-	if err != nil {
-		return nil, fmt.Errorf("failed to read embedded file: %w", err)
-	}
-
-	return h.Sum(nil), nil
-}
-
-func SaveFile(file *multipart.FileHeader, dst string) error {
-	src, err := file.Open()
-	if err != nil {
-		return err
-	}
-	defer src.Close()
-
-	if err = os.MkdirAll(filepath.Dir(dst), 0o750); err != nil {
-		return err
-	}
-
-	return SaveFileStream(src, dst)
-}
-
-// SaveFileStream saves a stream to a file.
-func SaveFileStream(r io.Reader, dstFileName string) error {
-	// Our strategy is to save to a separate file and then rename it to override the original file
-	tmpFileName := dstFileName + "." + uuid.NewString() + "-tmp"
-
-	// Write to the temporary file
-	tmpFile, err := os.Create(tmpFileName)
-	if err != nil {
-		return fmt.Errorf("failed to open file '%s' for writing: %w", tmpFileName, err)
-	}
-
-	n, err := io.Copy(tmpFile, r)
-	if err != nil {
-		// Delete the temporary file; we ignore errors here
-		_ = tmpFile.Close()
-		_ = os.Remove(tmpFileName)
-
-		return fmt.Errorf("failed to write to file '%s': %w", tmpFileName, err)
-	}
-
-	err = tmpFile.Close()
-	if err != nil {
-		// Delete the temporary file; we ignore errors here
-		_ = os.Remove(tmpFileName)
-
-		return fmt.Errorf("failed to close stream to file '%s': %w", tmpFileName, err)
-	}
-
-	if n == 0 {
-		// Delete the temporary file; we ignore errors here
-		_ = os.Remove(tmpFileName)
-
-		return errors.New("no data written")
-	}
-
-	// Rename to the final file, which overrides existing files
-	// This is an atomic operation
-	err = os.Rename(tmpFileName, dstFileName)
-	if err != nil {
-		// Delete the temporary file; we ignore errors here
-		_ = os.Remove(tmpFileName)
-
-		return fmt.Errorf("failed to rename file '%s': %w", dstFileName, err)
-	}
-
-	return nil
-}
-
 // FileExists returns true if a file exists on disk and is a regular file
 func FileExists(path string) (bool, error) {
 	s, err := os.Stat(path)
@@ -239,17 +130,3 @@ func IsWritableDir(dir string) (bool, error) {
 
 	return true, nil
 }
-
-// OpenFileWithSize opens a file and returns its size
-func OpenFileWithSize(path string) (io.ReadCloser, int64, error) {
-	f, err := os.Open(path)
-	if err != nil {
-		return nil, 0, err
-	}
-	info, err := f.Stat()
-	if err != nil {
-		f.Close()
-		return nil, 0, err
-	}
-	return f, info.Size(), nil
-}

backend/internal/utils/image/profile_picture.go

@@ -12,32 +12,40 @@ import (
 	"golang.org/x/image/font"
 	"golang.org/x/image/font/opentype"
 	"golang.org/x/image/math/fixed"
+	"golang.org/x/image/webp"
 
 	"github.com/pocket-id/pocket-id/backend/resources"
 )
 
 const profilePictureSize = 300
 
-// CreateProfilePicture resizes the profile picture to a square
-func CreateProfilePicture(file io.Reader) (io.Reader, error) {
+// CreateProfilePicture resizes the profile picture to a square and encodes it as PNG
+func CreateProfilePicture(file io.ReadSeeker) (io.ReadSeeker, error) {
+	// Attempt standard formats first
 	img, _, err := imageorient.Decode(file)
 	if err != nil {
-		return nil, fmt.Errorf("failed to decode image: %w", err)
+		if _, seekErr := file.Seek(0, io.SeekStart); seekErr != nil {
+			return nil, fmt.Errorf("failed to seek file: %w", seekErr)
+		}
+		// Try WebP
+		webpImg, webpErr := webp.Decode(file)
+		if webpErr != nil {
+			return nil, fmt.Errorf("failed to decode image: %w", err)
+		}
+
+		img = webpImg
 	}
 
+	// Resize to square
 	img = imaging.Fill(img, profilePictureSize, profilePictureSize, imaging.Center, imaging.Lanczos)
 
-	pr, pw := io.Pipe()
-	go func() {
-		innerErr := imaging.Encode(pw, img, imaging.PNG)
-		if innerErr != nil {
-			_ = pw.CloseWithError(fmt.Errorf("failed to encode image: %w", innerErr))
-			return
-		}
-		pw.Close()
-	}()
+	// Encode back to PNG
+	var buf bytes.Buffer
+	if err := imaging.Encode(&buf, img, imaging.PNG); err != nil {
+		return nil, fmt.Errorf("failed to encode image: %w", err)
+	}
 
-	return pr, nil
+	return bytes.NewReader(buf.Bytes()), nil
 }
 
 // CreateDefaultProfilePicture creates a profile picture with the initials

backend/internal/utils/ip_util.go

@@ -1,7 +1,10 @@
 package utils
 
 import (
+	"context"
+	"errors"
 	"net"
+	"net/url"
 	"strings"
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
@@ -56,6 +59,23 @@ func IsPrivateIP(ip net.IP) bool {
 	return IsLocalhostIP(ip) || IsPrivateLanIP(ip) || IsTailscaleIP(ip) || IsLocalIPv6(ip)
 }
 
+func IsURLPrivate(ctx context.Context, u *url.URL) (bool, error) {
+	var r net.Resolver
+	ips, err := r.LookupIPAddr(ctx, u.Hostname())
+	if err != nil || len(ips) == 0 {
+		return false, errors.New("cannot resolve hostname")
+	}
+
+	// Prevents SSRF by allowing only public IPs
+	for _, addr := range ips {
+		if IsPrivateIP(addr.IP) {
+			return true, nil
+		}
+	}
+
+	return false, nil
+}
+
 func listContainsIP(ipNets []*net.IPNet, ip net.IP) bool {
 	for _, ipNet := range ipNets {
 		if ipNet.Contains(ip) {

backend/internal/utils/ip_util_test.go

@@ -1,8 +1,14 @@
 package utils
 
 import (
+	"context"
 	"net"
+	"net/url"
 	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 
 	"github.com/pocket-id/pocket-id/backend/internal/common"
 )
@@ -20,9 +26,8 @@ func TestIsLocalhostIP(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := IsLocalhostIP(ip); got != tt.expected {
-			t.Errorf("IsLocalhostIP(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+		got := IsLocalhostIP(ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
@@ -40,9 +45,8 @@ func TestIsPrivateLanIP(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := IsPrivateLanIP(ip); got != tt.expected {
-			t.Errorf("IsPrivateLanIP(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+		got := IsPrivateLanIP(ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
@@ -59,9 +63,9 @@ func TestIsTailscaleIP(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := IsTailscaleIP(ip); got != tt.expected {
-			t.Errorf("IsTailscaleIP(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+
+		got := IsTailscaleIP(ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
@@ -86,16 +90,17 @@ func TestIsLocalIPv6(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := IsLocalIPv6(ip); got != tt.expected {
-			t.Errorf("IsLocalIPv6(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+		got := IsLocalIPv6(ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
 func TestIsPrivateIP(t *testing.T) {
 	// Save and restore env config
 	origRanges := common.EnvConfig.LocalIPv6Ranges
-	defer func() { common.EnvConfig.LocalIPv6Ranges = origRanges }()
+	t.Cleanup(func() {
+		common.EnvConfig.LocalIPv6Ranges = origRanges
+	})
 
 	common.EnvConfig.LocalIPv6Ranges = "fd00::/8"
 	localIPv6Ranges = nil // reset
@@ -115,9 +120,8 @@ func TestIsPrivateIP(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := IsPrivateIP(ip); got != tt.expected {
-			t.Errorf("IsPrivateIP(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+		got := IsPrivateIP(ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
@@ -138,22 +142,202 @@ func TestListContainsIP(t *testing.T) {
 
 	for _, tt := range tests {
 		ip := net.ParseIP(tt.ip)
-		if got := listContainsIP(list, ip); got != tt.expected {
-			t.Errorf("listContainsIP(%s) = %v, want %v", tt.ip, got, tt.expected)
-		}
+		got := listContainsIP(list, ip)
+		assert.Equal(t, tt.expected, got)
 	}
 }
 
 func TestInit_LocalIPv6Ranges(t *testing.T) {
 	// Save and restore env config
 	origRanges := common.EnvConfig.LocalIPv6Ranges
-	defer func() { common.EnvConfig.LocalIPv6Ranges = origRanges }()
+	t.Cleanup(func() {
+		common.EnvConfig.LocalIPv6Ranges = origRanges
+	})
 
 	common.EnvConfig.LocalIPv6Ranges = "fd00::/8, invalidCIDR ,fc00::/7"
 	localIPv6Ranges = nil
 	loadLocalIPv6Ranges()
 
-	if len(localIPv6Ranges) != 2 {
-		t.Errorf("expected 2 valid IPv6 ranges, got %d", len(localIPv6Ranges))
+	assert.Len(t, localIPv6Ranges, 2)
+}
+
+func TestIsURLPrivate(t *testing.T) {
+	ctx, cancel := context.WithTimeout(t.Context(), 5*time.Second)
+	defer cancel()
+
+	tests := []struct {
+		name        string
+		urlStr      string
+		expectPriv  bool
+		expectError bool
+	}{
+		{
+			name:        "localhost by name",
+			urlStr:      "http://localhost",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "localhost with port",
+			urlStr:      "http://localhost:8080",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "127.0.0.1 IP",
+			urlStr:      "http://127.0.0.1",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "127.0.0.1 with port",
+			urlStr:      "http://127.0.0.1:3000",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "IPv6 loopback",
+			urlStr:      "http://[::1]",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "IPv6 loopback with port",
+			urlStr:      "http://[::1]:8080",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "private IP 10.x.x.x",
+			urlStr:      "http://10.0.0.1",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "private IP 192.168.x.x",
+			urlStr:      "http://192.168.1.1",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "private IP 172.16.x.x",
+			urlStr:      "http://172.16.0.1",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "Tailscale IP",
+			urlStr:      "http://100.64.0.1",
+			expectPriv:  true,
+			expectError: false,
+		},
+		{
+			name:        "public IP - Google DNS",
+			urlStr:      "http://8.8.8.8",
+			expectPriv:  false,
+			expectError: false,
+		},
+		{
+			name:        "public IP - Cloudflare DNS",
+			urlStr:      "http://1.1.1.1",
+			expectPriv:  false,
+			expectError: false,
+		},
+		{
+			name:        "invalid hostname",
+			urlStr:      "http://this-should-not-resolve-ever-123456789.invalid",
+			expectPriv:  false,
+			expectError: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			u, err := url.Parse(tt.urlStr)
+			require.NoError(t, err, "Failed to parse URL %s", tt.urlStr)
+
+			isPriv, err := IsURLPrivate(ctx, u)
+
+			if tt.expectError {
+				require.Error(t, err, "IsURLPrivate(%s) expected error but got none", tt.urlStr)
+			} else {
+				require.NoError(t, err, "IsURLPrivate(%s) unexpected error", tt.urlStr)
+				assert.Equal(t, tt.expectPriv, isPriv, "IsURLPrivate(%s)", tt.urlStr)
+			}
+		})
 	}
 }
+
+func TestIsURLPrivate_WithDomainName(t *testing.T) {
+	// Note: These tests rely on actual DNS resolution
+	// They test real public domains to ensure they are not flagged as private
+	ctx, cancel := context.WithTimeout(t.Context(), 10*time.Second)
+	defer cancel()
+
+	tests := []struct {
+		name       string
+		urlStr     string
+		expectPriv bool
+	}{
+		{
+			name:       "Google public domain",
+			urlStr:     "https://www.google.com",
+			expectPriv: false,
+		},
+		{
+			name:       "GitHub public domain",
+			urlStr:     "https://github.com",
+			expectPriv: false,
+		},
+		{
+			// localhost.localtest.me is a well-known domain that resolves to 127.0.0.1
+			name:       "localhost.localtest.me resolves to 127.0.0.1",
+			urlStr:     "http://localhost.localtest.me",
+			expectPriv: true,
+		},
+		{
+			// 10.0.0.1.nip.io resolves to 10.0.0.1 (private IP)
+			name:       "nip.io domain resolving to private 10.x IP",
+			urlStr:     "http://10.0.0.1.nip.io",
+			expectPriv: true,
+		},
+		{
+			// 192.168.1.1.nip.io resolves to 192.168.1.1 (private IP)
+			name:       "nip.io domain resolving to private 192.168.x IP",
+			urlStr:     "http://192.168.1.1.nip.io",
+			expectPriv: true,
+		},
+		{
+			// 127.0.0.1.nip.io resolves to 127.0.0.1 (localhost)
+			name:       "nip.io domain resolving to localhost",
+			urlStr:     "http://127.0.0.1.nip.io",
+			expectPriv: true,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			u, err := url.Parse(tt.urlStr)
+			require.NoError(t, err, "Failed to parse URL %s", tt.urlStr)
+
+			isPriv, err := IsURLPrivate(ctx, u)
+			if err != nil {
+				t.Skipf("DNS resolution failed for %s (network issue?): %v", tt.urlStr, err)
+				return
+			}
+
+			assert.Equal(t, tt.expectPriv, isPriv, "IsURLPrivate(%s)", tt.urlStr)
+		})
+	}
+}
+
+func TestIsURLPrivate_ContextCancellation(t *testing.T) {
+	ctx, cancel := context.WithCancel(t.Context())
+	cancel() // Cancel immediately
+
+	u, err := url.Parse("http://example.com")
+	require.NoError(t, err, "Failed to parse URL")
+
+	_, err = IsURLPrivate(ctx, u)
+	assert.Error(t, err, "IsURLPrivate with cancelled context expected error but got none")
+}

backend/internal/utils/stream_util.go

@@ -0,0 +1,34 @@
+package utils
+
+import (
+	"errors"
+	"io"
+)
+
+var ErrSizeExceeded = errors.New("stream size exceeded")
+
+// LimitReader is like io.LimitReader but throws an error if the stream exceeds the max size
+// io.LimitReader instead just returns io.EOF
+// Adapted from https://github.com/golang/go/issues/51115#issuecomment-1079761212
+type LimitReader struct {
+	io.ReadCloser
+	N int64
+}
+
+func NewLimitReader(r io.ReadCloser, limit int64) *LimitReader {
+	return &LimitReader{r, limit}
+}
+
+func (r *LimitReader) Read(p []byte) (n int, err error) {
+	if r.N <= 0 {
+		return 0, ErrSizeExceeded
+	}
+
+	if int64(len(p)) > r.N {
+		p = p[0:r.N]
+	}
+
+	n, err = r.ReadCloser.Read(p)
+	r.N -= int64(n)
+	return
+}

backend/resources/email-templates/api-key-expiring-soon_html.tmpl

@@ -1,3 +1 @@
-{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px">
-<img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">API Key Expiring Soon</h1></td><td align="right" data-id="__react-email-column">
-<p style="font-size:12px;line-height:24px;background-color:#ffd966;color:#7f6000;padding:1px 12px;border-radius:50px;display:inline-block;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Warning</p></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Hello <!-- -->{{.Data.Name}}<!-- -->, <br/>This is a reminder that your API key <strong>{{.Data.APIKeyName}}</strong> <!-- -->will expire on <strong>{{.Data.ExpiresAt.Format "2006-01-02 15:04:05 MST"}}</strong>.</p><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Please generate a new API key if you need continued access.</p></div></td></tr></tbody></table><!--7--><!--/$--></body></html>{{end}}
+{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><!--html--><!--head--><!--body--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px"><img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">API Key Expiring Soon</h1></td><td align="right" data-id="__react-email-column"><p style="font-size:12px;line-height:24px;background-color:#ffd966;color:#7f6000;padding:1px 12px;border-radius:50px;display:inline-block;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Warning</p></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Hello <!-- -->{{.Data.Name}}<!-- -->, <br/>This is a reminder that your API key <strong>{{.Data.APIKeyName}}</strong> <!-- -->will expire on <strong>{{.Data.ExpiresAt.Format "2006-01-02 15:04:05 MST"}}</strong>.</p><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Please generate a new API key if you need continued access.</p></div></td></tr></tbody></table><!--/$--></body></html>{{end}}

backend/resources/email-templates/login-with-new-device_html.tmpl

@@ -1,5 +1 @@
-{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px">
-<img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">New Sign-In Detected</h1></td><td align="right" data-id="__react-email-column">
-<p style="font-size:12px;line-height:24px;background-color:#ffd966;color:#7f6000;padding:1px 12px;border-radius:50px;display:inline-block;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Warning</p></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Your <!-- -->{{.AppName}}<!-- --> account was recently accessed from a new IP address or browser. If you recognize this activity, no further action is required.</p><h4 style="font-size:1rem;font-weight:bold;margin:30px 0 10px 0">Details</h4><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Approximate Location</p>
-<p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{if and .Data.City .Data.Country}}{{.Data.City}}, {{.Data.Country}}{{else if .Data.Country}}{{.Data.Country}}{{else}}Unknown{{end}}</p></td><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">IP Address</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.IPAddress}}</p></td></tr></tbody></table><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-top:10px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Device</p>
-<p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.Device}}</p></td><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Sign-In Time</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.DateTime.Format "January 2, 2006 at 3:04 PM MST"}}</p></td></tr></tbody></table></div></td></tr></tbody></table><!--7--><!--/$--></body></html>{{end}}
+{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><!--html--><!--head--><!--body--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px"><img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">New Sign-In Detected</h1></td><td align="right" data-id="__react-email-column"><p style="font-size:12px;line-height:24px;background-color:#ffd966;color:#7f6000;padding:1px 12px;border-radius:50px;display:inline-block;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Warning</p></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Your <!-- -->{{.AppName}}<!-- --> account was recently accessed from a new IP address or browser. If you recognize this activity, no further action is required.</p><h4 style="font-size:1rem;font-weight:bold;margin:30px 0 10px 0">Details</h4><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Approximate Location</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{if and .Data.City .Data.Country}}{{.Data.City}}, {{.Data.Country}}{{else if .Data.Country}}{{.Data.Country}}{{else}}Unknown{{end}}</p></td><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">IP Address</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.IPAddress}}</p></td></tr></tbody></table><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-top:10px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Device</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.Device}}</p></td><td data-id="__react-email-column" style="width:225px"><p style="font-size:12px;line-height:24px;margin:0;color:gray;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">Sign-In Time</p><p style="font-size:14px;line-height:24px;margin:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.Data.DateTime.Format "January 2, 2006 at 3:04 PM MST"}}</p></td></tr></tbody></table></div></td></tr></tbody></table><!--/$--></body></html>{{end}}

backend/resources/email-templates/one-time-access_html.tmpl

@@ -1,4 +1 @@
-{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px">
-<img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">Your Login Code</h1></td><td align="right" data-id="__react-email-column"></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Click the button below to sign in to <!-- -->
-{{.AppName}}<!-- --> with a login code.<br/>Or visit<!-- --> <a href="{{.Data.LoginLink}}" style="color:#000;text-decoration-line:none;text-decoration:underline;font-family:Arial, sans-serif" target="_blank">{{.Data.LoginLink}}</a> <!-- -->and enter the code <strong>{{.Data.Code}}</strong>.<br/><br/>This code expires in <!-- -->{{.Data.ExpirationString}}<!-- -->.</p><div style="text-align:center"><a href="{{.Data.LoginLinkWithCode}}" style="line-height:100%;text-decoration:none;display:inline-block;max-width:100%;mso-padding-alt:0px;background-color:#000000;color:#ffffff;padding:12px 24px;border-radius:4px;font-size:15px;font-weight:500;cursor:pointer;margin-top:10px;padding-top:12px;padding-right:24px;padding-bottom:12px;padding-left:24px" target="_blank"><span><!--[if mso]><i style="mso-font-width:400%;mso-text-raise:18" hidden>&#8202;&#8202;&#8202;</i><![endif]--></span><span style="max-width:100%;display:inline-block;line-height:120%;mso-padding-alt:0px;mso-text-raise:9px">
-Sign In</span><span><!--[if mso]><i style="mso-font-width:400%" hidden>&#8202;&#8202;&#8202;&#8203;</i><![endif]--></span></a></div></div></td></tr></tbody></table><!--7--><!--/$--></body></html>{{end}}
+{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><!--html--><!--head--><!--body--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px"><img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">Your Login Code</h1></td><td align="right" data-id="__react-email-column"></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Click the button below to sign in to <!-- -->{{.AppName}}<!-- --> with a login code.<br/>Or visit<!-- --> <a href="{{.Data.LoginLink}}" style="color:#000;text-decoration-line:none;text-decoration:underline;font-family:Arial, sans-serif" target="_blank">{{.Data.LoginLink}}</a> <!-- -->and enter the code <strong>{{.Data.Code}}</strong>.<br/><br/>This code expires in <!-- -->{{.Data.ExpirationString}}<!-- -->.</p><div style="text-align:center"><a href="{{.Data.LoginLinkWithCode}}" style="line-height:100%;text-decoration:none;display:inline-block;max-width:100%;mso-padding-alt:0px;background-color:#000000;color:#ffffff;padding:12px 24px;border-radius:4px;font-size:15px;font-weight:500;cursor:pointer;margin-top:10px;padding-top:12px;padding-right:24px;padding-bottom:12px;padding-left:24px" target="_blank"><span><!--[if mso]><i style="mso-font-width:400%;mso-text-raise:18" hidden>&#8202;&#8202;&#8202;</i><![endif]--></span><span style="max-width:100%;display:inline-block;line-height:120%;mso-padding-alt:0px;mso-text-raise:9px">Sign In</span><span><!--[if mso]><i style="mso-font-width:400%" hidden>&#8202;&#8202;&#8202;&#8203;</i><![endif]--></span></a></div></div></td></tr></tbody></table><!--/$--></body></html>{{end}}

backend/resources/email-templates/test_html.tmpl

@@ -1,3 +1 @@
-{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px">
-<img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">Test Email</h1></td><td align="right" data-id="__react-email-column"></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Your email setup is working correctly!</p></div></td>
-</tr></tbody></table><!--7--><!--/$--></body></html>{{end}}
+{{define "root"}}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html dir="ltr" lang="en"><head><link rel="preload" as="image" href="{{.LogoURL}}"/><meta content="text/html; charset=UTF-8" http-equiv="Content-Type"/><meta name="x-apple-disable-message-reformatting"/></head><body style="padding:50px;background-color:#FBFBFB;font-family:Arial, sans-serif"><!--$--><!--html--><!--head--><!--body--><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="max-width:37.5em;width:500px;margin:0 auto"><tbody><tr style="width:100%"><td><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody><tr><td><table align="left" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation" style="margin-bottom:16px"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column" style="width:50px"><img alt="{{.AppName}}" height="32" src="{{.LogoURL}}" style="display:block;outline:none;border:none;text-decoration:none;width:32px;height:32px;vertical-align:middle" width="32"/></td><td data-id="__react-email-column"><p style="font-size:23px;line-height:24px;font-weight:bold;margin:0;padding:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0">{{.AppName}}</p></td></tr></tbody></table></td></tr></tbody></table><div style="background-color:white;padding:24px;border-radius:10px;box-shadow:0 1px 4px 0px rgba(0, 0, 0, 0.1)"><table align="center" width="100%" border="0" cellPadding="0" cellSpacing="0" role="presentation"><tbody style="width:100%"><tr style="width:100%"><td data-id="__react-email-column"><h1 style="font-size:20px;font-weight:bold;margin:0">Test Email</h1></td><td align="right" data-id="__react-email-column"></td></tr></tbody></table><p style="font-size:14px;line-height:24px;margin-top:16px;margin-bottom:16px">Your email setup is working correctly!</p></div></td></tr></tbody></table><!--/$--></body></html>{{end}}

backend/resources/migrations/postgres/20251110000000_storage_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE storage;

backend/resources/migrations/postgres/20251110000000_storage_table.up.sql

@@ -0,0 +1,9 @@
+-- The "storage" table contains file data stored in the database
+CREATE TABLE storage
+(
+    path       TEXT NOT NULL PRIMARY KEY,
+    data       BYTEA NOT NULL,
+    size       BIGINT NOT NULL,
+    mod_time   TIMESTAMPTZ NOT NULL,
+    created_at TIMESTAMPTZ NOT NULL
+);

backend/resources/migrations/postgres/20251115000000_api_keys_expires_at_index.down.sql

@@ -0,0 +1 @@
+DROP INDEX idx_api_keys_expires_at;

backend/resources/migrations/postgres/20251115000000_api_keys_expires_at_index.up.sql

@@ -0,0 +1 @@
+CREATE INDEX idx_api_keys_expires_at ON api_keys(expires_at);

backend/resources/migrations/sqlite/20251110000000_storage_table.down.sql

@@ -0,0 +1,6 @@
+PRAGMA foreign_keys=OFF;
+BEGIN;
+DROP TABLE storage;
+
+COMMIT;
+PRAGMA foreign_keys=ON;

backend/resources/migrations/sqlite/20251110000000_storage_table.up.sql

@@ -0,0 +1,14 @@
+PRAGMA foreign_keys=OFF;
+BEGIN;
+-- The "storage" table contains file data stored in the database
+CREATE TABLE storage
+(
+    path       TEXT NOT NULL PRIMARY KEY,
+    data       BLOB NOT NULL,
+    size       INTEGER NOT NULL,
+    mod_time   DATETIME NOT NULL,
+    created_at DATETIME NOT NULL
+);
+
+COMMIT;
+PRAGMA foreign_keys=ON;

backend/resources/migrations/sqlite/20251115000000_api_keys_expires_at_index.down.sql

@@ -0,0 +1,5 @@
+PRAGMA foreign_keys=OFF;
+BEGIN;
+DROP INDEX idx_api_keys_expires_at;
+COMMIT;
+PRAGMA foreign_keys=ON;

backend/resources/migrations/sqlite/20251115000000_api_keys_expires_at_index.up.sql

@@ -0,0 +1,5 @@
+PRAGMA foreign_keys=OFF;
+BEGIN;
+CREATE INDEX idx_api_keys_expires_at ON api_keys(expires_at);
+COMMIT;
+PRAGMA foreign_keys=ON;

email-templates/build.ts

@@ -12,40 +12,6 @@ function getTemplateName(filename: string): string {
   return filename.replace(".tsx", "");
 }
 
-/**
- * Tag-aware wrapping:
- * - Prefer breaking immediately after the last '>' within maxLen.
- * - Never break at spaces.
- * - If no '>' exists in the window, hard-break at maxLen.
- */
-function tagAwareWrap(input: string, maxLen: number): string {
-  const out: string[] = [];
-
-  for (const originalLine of input.split(/\r?\n/)) {
-    let line = originalLine;
-    while (line.length > maxLen) {
-      let breakPos = line.lastIndexOf(">", maxLen);
-
-      // If '>' happens to be exactly at maxLen, break after it
-      if (breakPos === maxLen) breakPos = maxLen;
-
-      // If we found a '>' before the limit, break right after it
-      if (breakPos > -1 && breakPos < maxLen) {
-        out.push(line.slice(0, breakPos + 1));
-        line = line.slice(breakPos + 1);
-        continue;
-      }
-
-      // No suitable tag end found—hard break
-      out.push(line.slice(0, maxLen));
-      line = line.slice(maxLen);
-    }
-    out.push(line);
-  }
-
-  return out.join("\n");
-}
-
 async function buildTemplateFile(
   Component: any,
   templateName: string,
@@ -58,11 +24,7 @@ async function buildTemplateFile(
   // Normalize quotes
   const normalized = rendered.replace(/&quot;/g, '"');
 
-  // Enforce line length: prefer tag boundaries, never spaces
-  const maxLen = isPlainText ? 78 : 998; // RFC-safe
-  const safe = tagAwareWrap(normalized, maxLen);
-
-  const goTemplate = `{{define "root"}}${safe}{{end}}`;
+  const goTemplate = `{{define "root"}}${normalized}{{end}}`;
   const suffix = isPlainText ? "_text.tmpl" : "_html.tmpl";
   const templatePath = path.join(outputDir, `${templateName}${suffix}`);
 
@@ -98,7 +60,7 @@ async function discoverAndBuildTemplates() {
       }
 
       await buildTemplateFile(Component, templateName, false); // HTML
-      await buildTemplateFile(Component, templateName, true);  // Text
+      await buildTemplateFile(Component, templateName, true); // Text
 
       console.log(`✓ Built ${templateName}`);
     } catch (error) {
@@ -112,4 +74,4 @@ async function main() {
   console.log("All templates built successfully!");
 }
 
-main().catch(console.error);
+main().catch(console.error);

frontend/messages/cs.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Přihlášení tokenem",
 	"client_authorization": "Autorizace klienta",
 	"new_client_authorization": "Nová autorizace klienta",
+	"device_code_authorization": "Autorizace kódu zařízení",
+	"new_device_code_authorization": "Autorizace nového kódu zařízení",
+	"passkey_added": "Přidán přístupový klíč",
+	"passkey_removed": "Heslo odstraněno",
 	"disable_animations": "Zakázat animace",
 	"turn_off_ui_animations": "Vypnout animace v celém uživatelském rozhraní.",
 	"user_disabled": "Účet deaktivován",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP ID",
 	"reauthentication": "Opětovné ověření",
 	"clear_filters": "Vymazat filtry",
-	"default_profile_picture": "Výchozí profilový obrázek"
+	"default_profile_picture": "Výchozí profilový obrázek",
+	"light": "Světlo",
+	"dark": "Tmavá",
+	"system": "Systém"
 }

frontend/messages/da.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token-login",
 	"client_authorization": "Godkendelse af klient",
 	"new_client_authorization": "Ny klientgodkendelse",
+	"device_code_authorization": "Autorisation af enhedskode",
+	"new_device_code_authorization": "Autorisation af ny enhedskode",
+	"passkey_added": "Passkey tilføjet",
+	"passkey_removed": "Adgangskode fjernet",
 	"disable_animations": "Deaktiver animationer",
 	"turn_off_ui_animations": "Slå animationer fra for hele brugergrænsefladen.",
 	"user_disabled": "Konto deaktiveret",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP-id",
 	"reauthentication": "Genbekræftelse",
 	"clear_filters": "Ryd filtre",
-	"default_profile_picture": "Standardprofilbillede"
+	"default_profile_picture": "Standardprofilbillede",
+	"light": "Lys",
+	"dark": "Mørk",
+	"system": "System"
 }

frontend/messages/de.json

@@ -17,7 +17,7 @@
 	"image_should_be_in_format": "Das Bild sollte im PNG- oder JPEG-Format vorliegen.",
 	"items_per_page": "Einträge pro Seite",
 	"no_items_found": "Keine Einträge gefunden",
-	"select_items": "Wähle Artikel aus...",
+	"select_items": "Elemente auswählen...",
 	"search": "Suchen...",
 	"expand_card": "Karte erweitern",
 	"copied": "Kopiert",
@@ -105,7 +105,7 @@
 	"unknown": "unbekannt",
 	"account_details_updated_successfully": "Kontodetails erfolgreich aktualisiert",
 	"profile_picture_updated_successfully": "Profilbild erfolgreich aktualisiert. Die Aktualisierung kann einige Minuten dauern.",
-	"account_settings": "Konto Einstellungen",
+	"account_settings": "Konto-Einstellungen",
 	"passkey_missing": "Passkey fehlt",
 	"please_provide_a_passkey_to_prevent_losing_access_to_your_account": "Bitte füge einen Passkey hinzu, um zu verhindern, dass du den Zugriff auf dein Konto verlierst.",
 	"single_passkey_configured": "Nur ein Passkey hinterlegt",
@@ -331,6 +331,10 @@
 	"token_sign_in": "Token-Anmeldung",
 	"client_authorization": "Client-Autorisierung",
 	"new_client_authorization": "Neue Client-Autorisierung",
+	"device_code_authorization": "Gerätecode-Autorisierung",
+	"new_device_code_authorization": "Neue Gerätecode-Autorisierung",
+	"passkey_added": "Passwort hinzugefügt",
+	"passkey_removed": "Passwort entfernt",
 	"disable_animations": "Animationen deaktivieren",
 	"turn_off_ui_animations": "Deaktiviert alle Animationen in der Benutzeroberfläche.",
 	"user_disabled": "Account deaktiviert",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP-ID",
 	"reauthentication": "Erneute Authentifizierung",
 	"clear_filters": "Filter löschen",
-	"default_profile_picture": "Standard-Profilbild"
+	"default_profile_picture": "Standard-Profilbild",
+	"light": "Hell",
+	"dark": "Dunkel",
+	"system": "System"
 }

frontend/messages/en.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token Sign In",
 	"client_authorization": "Client Authorization",
 	"new_client_authorization": "New Client Authorization",
+	"device_code_authorization": "Device Code Authorization",
+	"new_device_code_authorization": "New Device Code Authorization",
+	"passkey_added": "Passkey Added",
+	"passkey_removed": "Passkey Removed",
 	"disable_animations": "Disable Animations",
 	"turn_off_ui_animations": "Turn off animations throughout the UI.",
 	"user_disabled": "Account Disabled",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP ID",
 	"reauthentication": "Re-authentication",
 	"clear_filters": "Clear Filters",
-	"default_profile_picture": "Default Profile Picture"
+	"default_profile_picture": "Default Profile Picture",
+	"light": "Light",
+	"dark": "Dark",
+	"system": "System"
 }

frontend/messages/es.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Inicio de sesión con token",
 	"client_authorization": "Autorización del cliente",
 	"new_client_authorization": "Autorización de nuevo cliente",
+	"device_code_authorization": "Autorización del código del dispositivo",
+	"new_device_code_authorization": "Autorización de código de nuevo dispositivo",
+	"passkey_added": "Clave de acceso añadida",
+	"passkey_removed": "Clave de acceso eliminada",
 	"disable_animations": "Desactivar animaciones",
 	"turn_off_ui_animations": "Desactiva las animaciones en toda la interfaz de usuario.",
 	"user_disabled": "Cuenta desactivada",
@@ -462,5 +466,8 @@
 	"ldap_id": "Identificador LDAP",
 	"reauthentication": "Reautenticación",
 	"clear_filters": "Borrar filtros",
-	"default_profile_picture": "Imagen de perfil predeterminada"
+	"default_profile_picture": "Imagen de perfil predeterminada",
+	"light": "Luz",
+	"dark": "Oscuro",
+	"system": "Sistema"
 }

frontend/messages/fi.json

@@ -0,0 +1,473 @@
+{
+	"$schema": "https://inlang.com/schema/inlang-message-format",
+	"my_account": "Oma tIli",
+	"logout": "Kirjaudu ulos",
+	"confirm": "Vahvista",
+	"docs": "Ohjeet",
+	"key": "Avain",
+	"value": "Arvo",
+	"remove_custom_claim": "Poista mukautettu vaatimus",
+	"add_custom_claim": "Lisää mukautettu vaatimus",
+	"add_another": "Lisää toinen",
+	"select_a_date": "Valitse päivämäärä",
+	"select_file": "Valitse tiedosto",
+	"profile_picture": "Profiilikuva",
+	"profile_picture_is_managed_by_ldap_server": "Profiilikuva hallitaan LDAP-palvelimella, eikä sitä voi muuttaa tässä.",
+	"click_profile_picture_to_upload_custom": "Napsauta profiilikuvaa ladataksesi kuvan tiedostoistasi.",
+	"image_should_be_in_format": "Kuvan tulee olla PNG- tai JPEG-muodossa.",
+	"items_per_page": "Kohteita per sivu",
+	"no_items_found": "Kohteita ei löytynyt",
+	"select_items": "Valitse kohteet...",
+	"search": "Hae...",
+	"expand_card": "Laajenna kortti",
+	"copied": "Kopioitu",
+	"click_to_copy": "Klikkaa kopioidaksesi",
+	"something_went_wrong": "Jokin meni pieleen",
+	"go_back_to_home": "Siirry takaisin kotiin",
+	"alternative_sign_in_methods": "Vaihtoehtoiset kirjautumistavat",
+	"login_background": "Kirjautumisen tausta",
+	"logo": "Logo",
+	"login_code": "Kirjautumiskoodi",
+	"create_a_login_code_to_sign_in_without_a_passkey_once": "Luo kirjautumiskoodi, jota käyttäjä voi käyttää kirjautuakseen sisään ilman pääsyavainta kerran.",
+	"one_hour": "1 tunti",
+	"twelve_hours": "12 tuntia",
+	"one_day": "1 päivä",
+	"one_week": "1 viikko",
+	"one_month": "1 kuukausi",
+	"expiration": "Vanhentuminen",
+	"generate_code": "Luo koodi",
+	"name": "Nimi",
+	"browser_unsupported": "Selainta ei tueta",
+	"this_browser_does_not_support_passkeys": "Tämä selain ei tue pääsyavaimia. Käytä vaihtoehtoista kirjautumistapaa.",
+	"an_unknown_error_occurred": "Tapahtui tuntematon virhe",
+	"authentication_process_was_aborted": "Todentamisprosessi keskeytettiin",
+	"error_occurred_with_authenticator": "Todentajan kanssa tapahtui virhe",
+	"authenticator_does_not_support_discoverable_credentials": "Todentaja ei tue löydettäviä käyttäjätietoja",
+	"authenticator_does_not_support_resident_keys": "Todentaja ei tue laiteavaimia",
+	"passkey_was_previously_registered": "Tämä pääsyavain on aiemmin rekisteröity",
+	"authenticator_does_not_support_any_of_the_requested_algorithms": "Todentaja ei tue mitään pyydetyistä algoritmeista",
+	"authenticator_timed_out": "Todentaja aikakatkaistiin",
+	"critical_error_occurred_contact_administrator": "Kriittinen virhe tapahtui. Ota yhteyttä järjestelmänvalvojaan.",
+	"sign_in_to": "Kirjaudu palveluun {name}",
+	"client_not_found": "Asiakasta ei löydy",
+	"client_wants_to_access_the_following_information": "<b>{client}</b> haluaa käyttää seuraavia tietoja:",
+	"do_you_want_to_sign_in_to_client_with_your_app_name_account": "Haluatko kirjautua sisään palveluun <b>{client}</b> {appName} -tililläsi?",
+	"email": "Sähköposti",
+	"view_your_email_address": "Näytä sähköpostiosoitteesi",
+	"profile": "Profiili",
+	"view_your_profile_information": "Tarkastele profiilisi tietoja",
+	"groups": "Ryhmät",
+	"view_the_groups_you_are_a_member_of": "Tarkastele ryhmiä, joiden jäsen olet",
+	"cancel": "Peruuta",
+	"sign_in": "Kirjaudu sisään",
+	"try_again": "Yritä uudelleen",
+	"client_logo": "Asiakasohjelman Logo",
+	"sign_out": "Kirjaudu ulos",
+	"do_you_want_to_sign_out_of_pocketid_with_the_account": "Haluatko kirjautua ulos palvelusta {appName} tilillä <b>{username}</b>?",
+	"sign_in_to_appname": "Kirjaudu palveluun {appName}",
+	"please_try_to_sign_in_again": "Yritä kirjautua sisään uudelleen.",
+	"authenticate_with_passkey_to_access_account": "Tunnistaudu pääsyavaimellasi, jotta pääset tiliisi.",
+	"authenticate": "Tunnistaudu",
+	"please_try_again": "Ole hyvä ja yritä uudelleen.",
+	"continue": "Jatka",
+	"alternative_sign_in": "Vaihtoehtoinen kirjautuminen",
+	"if_you_do_not_have_access_to_your_passkey_you_can_sign_in_using_one_of_the_following_methods": "Jos sinulla ei ole pääsyä pääsyavaimeesi, voit kirjautua sisään jollakin seuraavista tavoista.",
+	"use_your_passkey_instead": "Käytä pääsyavainta sittenkin?",
+	"email_login": "Sisäänkirjautuminen sähköpostilla",
+	"enter_a_login_code_to_sign_in": "Syötä kirjautumiskoodi kirjautuaksesi sisään.",
+	"sign_in_with_login_code": "Kirjaudu sisään kirjautumiskoodilla",
+	"request_a_login_code_via_email": "Pyydä kirjautumiskoodi sähköpostitse.",
+	"go_back": "Takaisin",
+	"an_email_has_been_sent_to_the_provided_email_if_it_exists_in_the_system": "Sähköposti on lähetetty annettuun osoitteeseen, jos se on järjestelmässä.",
+	"enter_code": "Syötä koodi",
+	"enter_your_email_address_to_receive_an_email_with_a_login_code": "Syötä sähköpostiosoitteesi saadaksesi kirjautumiskoodin sähköpostitse.",
+	"your_email": "Sähköpostisi",
+	"submit": "Lähetä",
+	"enter_the_code_you_received_to_sign_in": "Syötä saamasi koodi kirjautuaksesi sisään.",
+	"code": "Koodi",
+	"invalid_redirect_url": "Virheellinen uudelleenohjauksen URL",
+	"audit_log": "Tarkastusloki",
+	"users": "Käyttäjät",
+	"user_groups": "Käyttäjäryhmät",
+	"oidc_clients": "OIDC Asiakkaat",
+	"api_keys": "API Avaimet",
+	"application_configuration": "Sovelluksen määritys",
+	"settings": "Asetukset",
+	"update_pocket_id": "Päivitä Pocket ID",
+	"powered_by": "Voimanlähteenä",
+	"see_your_account_activities_from_the_last_3_months": "Katso tilisi tapahtumat viimeisen 3 kuukauden ajalta.",
+	"time": "Aika",
+	"event": "Tapahtuma",
+	"approximate_location": "Arvioitu sijainti",
+	"ip_address": "IP-osoite",
+	"device": "Laite",
+	"client": "Asiakas",
+	"unknown": "Tuntematon",
+	"account_details_updated_successfully": "Tilin tiedot päivitetty onnistuneesti",
+	"profile_picture_updated_successfully": "Profiilikuva päivitetty onnistuneesti. Päivitys voi kestää muutaman minuutin.",
+	"account_settings": "Tilin asetukset",
+	"passkey_missing": "Pääsyavain puuttuu",
+	"please_provide_a_passkey_to_prevent_losing_access_to_your_account": "Lisää pääsyavain, jotta et menetä pääsyä tiliisi.",
+	"single_passkey_configured": "Yksi avain määritetty",
+	"it_is_recommended_to_add_more_than_one_passkey": "On suositeltavaa lisätä useampi pääsyavain, jottet menetä päsyä tiliisi.",
+	"account_details": "Tilitiedot",
+	"passkeys": "Pääsyavaimet",
+	"manage_your_passkeys_that_you_can_use_to_authenticate_yourself": "Hallitse pääsyavaimiasi, joita voit käyttää tunnistautumiseen.",
+	"add_passkey": "Lisää pääsyavain",
+	"create_a_one_time_login_code_to_sign_in_from_a_different_device_without_a_passkey": "Luo kertakäyttöinen kirjautumiskoodi, jotta voit kirjautua sisään toisella laitteella ilman pääsyavainta.",
+	"create": "Luo",
+	"first_name": "Etunimi",
+	"last_name": "Sukunimi",
+	"username": "Käyttäjätunnus",
+	"save": "Tallenna",
+	"username_can_only_contain": "Käyttäjätunnus voi sisältää vain pieniä kirjaimia, numeroita, alaviivoja, pisteitä, tavuviivoja ja @-merkkejä",
+	"username_must_start_with": "Käyttäjätunnuksen on alettava kirjaimella tai numerolla",
+	"username_must_end_with": "Käyttäjätunnuksen tulee päättyä kirjaimeen tai numeroon",
+	"sign_in_using_the_following_code_the_code_will_expire_in_minutes": "Kirjaudu sisään seuraavalla koodilla. Koodi vanhenee 15 minuutin kuluttua.",
+	"or_visit": "tai vieraile",
+	"added_on": "Lisätty",
+	"rename": "Nimeä uudelleen",
+	"delete": "Poista",
+	"are_you_sure_you_want_to_delete_this_passkey": "Haluatko varmasti poistaa tämän pääsyavaimen?",
+	"passkey_deleted_successfully": "Pääsyavaimen poistettu onnistuneesti",
+	"delete_passkey_name": "Poista {passkeyName}",
+	"passkey_name_updated_successfully": "Pääsyavaimen nimi päivitetty onnistuneesti",
+	"name_passkey": "Nimeä pääsyavain",
+	"name_your_passkey_to_easily_identify_it_later": "Nimeä pääsyavaimesi, jotta voit tunnistaa sen helposti myöhemmin.",
+	"create_api_key": "Luo API-avain",
+	"add_a_new_api_key_for_programmatic_access": "Lisää uusi API-avain ohjelmoitua pääsyä varten <link href='https://pocket-id.org/docs/api'>Pocket ID API</link>:iin.",
+	"add_api_key": "Lisää API-avain",
+	"manage_api_keys": "Hallitse API-avaimia",
+	"api_key_created": "API-avain luotu",
+	"for_security_reasons_this_key_will_only_be_shown_once": "Turvallisuussyistä tämä avain näytetään vain kerran. Säilytä se turvallisessa paikassa.",
+	"description": "Kuvaus",
+	"api_key": "API-avain",
+	"close": "Sulje",
+	"name_to_identify_this_api_key": "Nimi tämän API avaimen tunnistamiseksi.",
+	"expires_at": "Vanhenee",
+	"when_this_api_key_will_expire": "Milloin tämä API-avain vanhenee.",
+	"optional_description_to_help_identify_this_keys_purpose": "Valinnainen kuvaus, joka auttaa tunnistamaan tämän avaimen tarkoituksen.",
+	"expiration_date_must_be_in_the_future": "Päättymispäivän on oltava tulevaisuudessa",
+	"revoke_api_key": "Peruuta API-avain",
+	"never": "Ei koskaan",
+	"revoke": "Peru",
+	"api_key_revoked_successfully": "API-avain peruttu onnistuneesti",
+	"are_you_sure_you_want_to_revoke_the_api_key_apikeyname": "Haluatko varmasti perua API-avaimen \"{apiKeyName}\"? Tämä katkaisee kaikki tämän avaimen käyttävät integraatiot.",
+	"last_used": "Viimeksi käytetty",
+	"actions": "Toiminnot",
+	"images_updated_successfully": "Kuvat päivitetty onnistuneesti. Päivitys voi kestää muutaman minuutin.",
+	"general": "Yleiset",
+	"configure_smtp_to_send_emails": "Ota käyttöön sähköposti-ilmoitukset ilmoittaaksesi käyttäjille, kun kirjautuminen havaitaan uudesta laitteesta tai sijainnista.",
+	"ldap": "LDAP",
+	"configure_ldap_settings_to_sync_users_and_groups_from_an_ldap_server": "Määritä LDAP-asetukset käyttäjien ja ryhmien synkronointia varten LDAP-palvelimelta.",
+	"images": "Kuvat",
+	"update": "Päivitä",
+	"email_configuration_updated_successfully": "Sähköpostiasetukset päivitetty onnistuneesti",
+	"save_changes_question": "Tallenna muutokset?",
+	"you_have_to_save_the_changes_before_sending_a_test_email_do_you_want_to_save_now": "Sinun on tallennettava muutokset ennen testisähköpostin lähettämistä. Haluatko tallentaa nyt?",
+	"save_and_send": "Tallenna ja lähetä",
+	"test_email_sent_successfully": "Testiviesti lähetetty onnistuneesti sähköpostiosoitteeseesi.",
+	"failed_to_send_test_email": "Testisähköpostin lähettäminen epäonnistui. Tarkista lisätietoja palvelimen lokitiedostoista.",
+	"smtp_configuration": "SMTP Asetukset",
+	"smtp_host": "SMTP palvelin",
+	"smtp_port": "SMTP portti",
+	"smtp_user": "SMTP käyttäjä",
+	"smtp_password": "SMTP salasana",
+	"smtp_from": "SMTP lähettäjä",
+	"smtp_tls_option": "SMTP TLS -valinta",
+	"email_tls_option": "Sähköpostin TLS-valinta",
+	"skip_certificate_verification": "Ohita varmenteen vahvistus",
+	"this_can_be_useful_for_selfsigned_certificates": "Tämä voi olla hyödyllistä itse-allekirjoitetuille varmenteille.",
+	"enabled_emails": "Käytössä olevat sähköpostit",
+	"email_login_notification": "Sähköposti-ilmoitus kirjautumisesta",
+	"send_an_email_to_the_user_when_they_log_in_from_a_new_device": "Lähetä käyttäjälle sähköposti, kun hän kirjautuu sisään uudelta laitteelta.",
+	"emai_login_code_requested_by_user": "Käyttäjän pyytämä sähköpostin kirjautumiskoodi",
+	"allow_users_to_sign_in_with_a_login_code_sent_to_their_email": "Antaa käyttäjille mahdollisuuden ohittaa pääsyavaimen pyytämällä kirjautumiskoodin, joka lähetetään heidän sähköpostiinsa. Tämä merkittävästi heikentää turvallisuutta, koska kuka tahansa, jolla on pääsy käyttäjän sähköpostiin, voi kirjautua sisään.",
+	"email_login_code_from_admin": "Sähköpostin kirjautumiskoodi järjestelmänvalvojalta",
+	"allows_an_admin_to_send_a_login_code_to_the_user": "Antaa järjestelmänvalvojalle mahdollisuuden lähettää käyttäjälle kirjautumiskoodi sähköpostitse.",
+	"send_test_email": "Lähetä testisähköposti",
+	"application_configuration_updated_successfully": "Sovelluksen määritykset päivitetty onnistuneesti",
+	"application_name": "Sovelluksen nimi",
+	"session_duration": "Istunnon kesto",
+	"the_duration_of_a_session_in_minutes_before_the_user_has_to_sign_in_again": "Istunnon kesto minuutteina ennen kuin käyttäjän on kirjauduttava uudelleen.",
+	"enable_self_account_editing": "Ota käyttöön tilin itsemuokkaus",
+	"whether_the_users_should_be_able_to_edit_their_own_account_details": "Määrittää voiko käyttäjät itse muokata oman tilinsä tietoja.",
+	"emails_verified": "Sähköpostiosoitteet vahvistettu",
+	"whether_the_users_email_should_be_marked_as_verified_for_the_oidc_clients": "Merkitäänkö käyttäjän sähköpostiosoite vahvistetuksi OIDC-asiakkaille.",
+	"ldap_configuration_updated_successfully": "LDAP-määritykset päivitetty onnistuneesti",
+	"ldap_disabled_successfully": "LDAP poistettu käytöstä onnistuneesti",
+	"ldap_sync_finished": "LDAP-synkronointi valmis",
+	"client_configuration": "Asiakkaan määritys",
+	"ldap_url": "LDAP URL",
+	"ldap_bind_dn": "LDAP Bind DN",
+	"ldap_bind_password": "LDAP Bind Salasana",
+	"ldap_base_dn": "LDAP perus DN",
+	"user_search_filter": "Käyttäjän hakusuodatin",
+	"the_search_filter_to_use_to_search_or_sync_users": "Käyttäjien hakuun/synkronointiin käytettävä hakusuodatin.",
+	"groups_search_filter": "Ryhmien hakusuodatin",
+	"the_search_filter_to_use_to_search_or_sync_groups": "Ryhmien hakuun/synkronointiin käytettävä hakusuodatin.",
+	"attribute_mapping": "Attribuuttien yhdistäminen",
+	"user_unique_identifier_attribute": "Käyttäjän yksilöllinen tunnisteattribuutti",
+	"the_value_of_this_attribute_should_never_change": "Tämän attribuutin arvon ei tulisi koskaan muuttua.",
+	"username_attribute": "Käyttäjänimen attribuutti",
+	"user_mail_attribute": "Käyttäjän sähköpostin attribuutti",
+	"user_first_name_attribute": "Käyttäjän etunimi-attribuutti",
+	"user_last_name_attribute": "Käyttäjän sukunimi-attribuutti",
+	"user_profile_picture_attribute": "Käyttäjän profiilikuva-attribuutti",
+	"the_value_of_this_attribute_can_either_be_a_url_binary_or_base64_encoded_image": "Tämän attribuutin arvo voi olla joko URL, binääri tai base64-koodattu kuva.",
+	"group_members_attribute": "Ryhmän jäsenten attribuutti",
+	"the_attribute_to_use_for_querying_members_of_a_group": "Attribuutti, jota käytetään ryhmän jäsenten kyselyä varten.",
+	"group_unique_identifier_attribute": "Ryhmän yksilöllinen tunnisteattribuutti",
+	"group_rdn_attribute": "Ryhmän RDN-attribuutti (DN:ssä)",
+	"admin_group_name": "Järjestelmänvalvojan ryhmän nimi",
+	"members_of_this_group_will_have_admin_privileges_in_pocketid": "Tämän ryhmän jäsenillä on järjestelmänvalvojan oikeudet Pocket ID:ssä.",
+	"disable": "Poista käytöstä",
+	"sync_now": "Synkronoi nyt",
+	"enable": "Ota käyttöön",
+	"user_created_successfully": "Käyttäjä luotu onnistuneesti",
+	"create_user": "Luo käyttäjä",
+	"add_a_new_user_to_appname": "Lisää käyttäjä palveluun {appName}",
+	"add_user": "Lisää käyttäjä",
+	"manage_users": "Käyttäjien hallinta",
+	"admin_privileges": "Järjestelmänvalvojan oikeudet",
+	"admins_have_full_access_to_the_admin_panel": "Järjestelmänvalvojilla on täysi pääsy hallintapaneeliin.",
+	"delete_firstname_lastname": "Poista {firstName} {lastName}",
+	"are_you_sure_you_want_to_delete_this_user": "Haluatko varmasti poistaa tämän käyttäjän?",
+	"user_deleted_successfully": "Käyttäjä poistettu onnistuneesti",
+	"role": "Rooli",
+	"source": "Lähde",
+	"admin": "Järjestelmänvalvoja",
+	"user": "Käyttäjä",
+	"local": "Paikallinen",
+	"toggle_menu": "Avaa valikko",
+	"edit": "Muokkaa",
+	"user_groups_updated_successfully": "Käyttäjäryhmät päivitetty onnistuneesti",
+	"user_updated_successfully": "Käyttäjä päivitetty onnistuneesti",
+	"custom_claims_updated_successfully": "Mukautetut vaatimukset päivitetty onnistuneesti",
+	"back": "Takaisin",
+	"user_details_firstname_lastname": "Käyttäjän tiedot {firstName} {lastName}",
+	"manage_which_groups_this_user_belongs_to": "Hallitse, mihin ryhmiin tämä käyttäjä kuuluu.",
+	"custom_claims": "Mukautetut vaatimukset",
+	"custom_claims_are_key_value_pairs_that_can_be_used_to_store_additional_information_about_a_user": "Mukautetut vaatimukset ovat avain-arvo-pareja, joita voidaan käyttää käyttäjää koskevien lisätietojen tallentamiseen. Nämä vaatimukset sisällytetään tunnistustunnukseen, jos pyydetään oikeusaluetta \"profile\".",
+	"user_group_created_successfully": "Käyttäjäryhmä luotu onnistuneesti",
+	"create_user_group": "Luo käyttäjäryhmä",
+	"create_a_new_group_that_can_be_assigned_to_users": "Luo uusi ryhmä, joka voidaan määrittää käyttäjille.",
+	"add_group": "Lisää ryhmä",
+	"manage_user_groups": "Hallitse käyttäjäryhmiä",
+	"friendly_name": "Käyttäjäystävälinen nimi",
+	"name_that_will_be_displayed_in_the_ui": "Nimi, joka näkyy käyttöliittymässä",
+	"name_that_will_be_in_the_groups_claim": "Nimi, joka tulee olemaan \"groups\" -vaatimuksessa",
+	"delete_name": "Poista {name}",
+	"are_you_sure_you_want_to_delete_this_user_group": "Haluatko varmasti poistaa tämän käyttäjäryhmän?",
+	"user_group_deleted_successfully": "Käyttäjäryhmä poistettu onnistuneesti",
+	"user_count": "Käyttäjien määrä",
+	"user_group_updated_successfully": "Käyttäjäryhmä päivitetty onnistuneesti",
+	"users_updated_successfully": "Käyttäjät päivitetty onnistuneesti",
+	"user_group_details_name": "Käyttäjäryhmän tiedot {name}",
+	"assign_users_to_this_group": "Määritä käyttäjät tähän ryhmään.",
+	"custom_claims_are_key_value_pairs_that_can_be_used_to_store_additional_information_about_a_user_prioritized": "Mukautetut vaatimukset ovat avain-arvo-pareja, joita voidaan käyttää käyttäjää koskevien lisätietojen tallentamiseen. Nämä vaatimukset sisällytetään tunnistustunnukseen, jos pyydetään oikeusaluetta \"profiili\". Käyttäjälle määritellyt mukautetut vaatimukset asetetaan etusijalle, jos esiintyy ristiriitoja.",
+	"oidc_client_created_successfully": "OIDC-asiakasohjelma luotu onnistuneesti",
+	"create_oidc_client": "Luo OIDC-asiakas",
+	"add_a_new_oidc_client_to_appname": "Lisää uusi OIDC-asiakasohjelma {appName} palveluun.",
+	"add_oidc_client": "Lisää OIDC-asiakas",
+	"manage_oidc_clients": "Hallitse OIDC-asiakkaita",
+	"one_time_link": "Kertakäyttöinen linkki",
+	"use_this_link_to_sign_in_once": "Käytä tätä linkkiä kirjautuaksesi sisään kerran. Tätä tarvitaan käyttäjille, jotka eivät ole vielä lisänneet pääsyavainta tai ovat kadottaneet sen.",
+	"add": "Lisää",
+	"callback_urls": "Takaisinkutsu-URL",
+	"logout_callback_urls": "Uloskirjautumisen takaisinkutsun URL",
+	"public_client": "Julkinen asiakas",
+	"public_clients_description": "Julkisilla asiakkailla ei ole asiakassalaisuutta. Ne on suunniteltu mobiili-, web- ja natiivisovelluksiin, joissa salaisuuksia ei voida tallentaa turvallisesti.",
+	"pkce": "PKCE",
+	"public_key_code_exchange_is_a_security_feature_to_prevent_csrf_and_authorization_code_interception_attacks": "Public Key Code Exchange on tietoturvatoiminto, joka estää CSRF:n ja valtuutuskoodin sieppaushyökkäykset.",
+	"requires_reauthentication": "Vaatii uudelleentodennuksen",
+	"requires_users_to_authenticate_again_on_each_authorization": "Vaatii käyttäjiltä uuden todennuksen jokaisella valtuutuksella, vaikka he olisivat jo kirjautuneet sisään",
+	"name_logo": "{name} logo",
+	"change_logo": "Vaihda logo",
+	"upload_logo": "Lataa logo",
+	"remove_logo": "Poista logo",
+	"are_you_sure_you_want_to_delete_this_oidc_client": "Haluatko varmasti poistaa tämän OIDC-asiakkaan?",
+	"oidc_client_deleted_successfully": "OIDC-asiakasohjelma poistettu onnistuneesti",
+	"authorization_url": "Valtuutuksen URL",
+	"oidc_discovery_url": "OIDC Discovery URL",
+	"token_url": "Tokenin URL",
+	"userinfo_url": "Käyttäjätietojen URL-osoite",
+	"logout_url": "Uloskirjautumisen URL-osoite",
+	"certificate_url": "Sertifikaatin URL-osoite",
+	"enabled": "Käytössä",
+	"disabled": "Pois käytöstä",
+	"oidc_client_updated_successfully": "OIDC-asiakasohjelma päivitetty onnistuneesti",
+	"create_new_client_secret": "Luo uusi asiakassalaisuus",
+	"are_you_sure_you_want_to_create_a_new_client_secret": "Haluatko varmasti luoda uuden asiakassalaisuuden? Vanha salaisuus mitätöidään.",
+	"generate": "Luo",
+	"new_client_secret_created_successfully": "Uusi asiakassalasana luotu onnistuneesti",
+	"allowed_user_groups_updated_successfully": "Sallitut käyttäjäryhmät päivitetty onnistuneesti",
+	"oidc_client_name": "OIDC-asiakas {name}",
+	"client_id": "Asiakas ID",
+	"client_secret": "Asiakkaan salaisuus",
+	"show_more_details": "Näytä lisätietoja",
+	"allowed_user_groups": "Sallitut käyttäjäryhmät",
+	"add_user_groups_to_this_client_to_restrict_access_to_users_in_these_groups": "Lisää käyttäjäryhmiä tähän asiakkaaseen rajoittaaksesi pääsyn näiden ryhmien käyttäjille. Jos käyttäjäryhmiä ei ole valittu, kaikki käyttäjät pääsevät käyttämään tätä asiakasta.",
+	"favicon": "Sivustokuvake",
+	"light_mode_logo": "Vaalean tilan logo",
+	"dark_mode_logo": "Tumman tilan logo",
+	"background_image": "Taustakuva",
+	"language": "Kieli",
+	"reset_profile_picture_question": "Palautetaanko profiilikuva?",
+	"this_will_remove_the_uploaded_image_and_reset_the_profile_picture_to_default": "Tämä poistaa ladatun kuvan ja palauttaa profiilikuva oletusasetuksiin. Haluatko jatkaa?",
+	"reset": "Palauta",
+	"reset_to_default": "Palauta oletukset",
+	"profile_picture_has_been_reset": "Profiilikuva on nollattu. Päivitys voi kestää muutaman minuutin.",
+	"select_the_language_you_want_to_use": "Valitse haluamasi kieli. Huomaa, että osa tekstistä saatetaan kääntää automaattisesti, jolloin käännös voi olla epätarkka.",
+	"contribute_to_translation": "Jos löydät ongelman, voit osallistua käännöstyöhön <link href='https://crowdin.com/project/pocket-id'>Crowdinissa</link>.",
+	"personal": "Henkilökohtainen",
+	"global": "Globaali",
+	"all_users": "Kaikki käyttäjät",
+	"all_events": "Kaikki tapahtumat",
+	"all_clients": "Kaikki asiakkaat",
+	"all_locations": "Kaikki sijainnit",
+	"global_audit_log": "Globaali tarkastusloki",
+	"see_all_account_activities_from_the_last_3_months": "Katso kaikkien käyttäjien toiminnot viimeisen 3 kuukauden ajalta.",
+	"token_sign_in": "Tunnuksella kirjautuminen",
+	"client_authorization": "Asiakkaan valtuutus",
+	"new_client_authorization": "Uuden asiakkaan valtuutus",
+	"device_code_authorization": "Laitteen koodivaltuutus",
+	"new_device_code_authorization": "Uuden laitteen koodivaltuutus",
+	"passkey_added": "Pääsyavain lisättiin",
+	"passkey_removed": "Pääsyavain poistettiin",
+	"disable_animations": "Poista animaatiot käytöstä",
+	"turn_off_ui_animations": "Poista animaatiot käytöstä koko käyttöliittymässä.",
+	"user_disabled": "Tili poistettu käytöstä",
+	"disabled_users_cannot_log_in_or_use_services": "Käytöstä poistetut käyttäjät eivät voi kirjautua sisään tai käyttää palveluita.",
+	"user_disabled_successfully": "Käyttäjä on poistettu käytöstä onnistuneesti.",
+	"user_enabled_successfully": "Käyttäjä on otettu käyttöön onnistuneesti.",
+	"status": "Tila",
+	"disable_firstname_lastname": "Poista käytöstä {firstName} {lastName}",
+	"are_you_sure_you_want_to_disable_this_user": "Haluatko varmasti poistaa tämän käyttäjän käytöstä? Hän ei voi kirjautua sisään tai käyttää mitään palveluita.",
+	"ldap_soft_delete_users": "Säilytä LDAP:sta käytöstä poistetut käyttäjät.",
+	"ldap_soft_delete_users_description": "Kun tämä toiminto on käytössä, LDAP:sta poistetut käyttäjät merkitään käytöstä poistetuiksi sen sijaan, että ne poistettaisiin järjestelmästä kokonaan.",
+	"login_code_email_success": "Pääsyavain poistettiin",
+	"send_email": "Lähetä sähköposti",
+	"show_code": "Näytä koodi",
+	"callback_url_description": "Asiakkaasi antamat URL-osoitteet. Lisätään automaattisesti, jos kenttä jätetään tyhjäksi. Villikortit (*) ovat tuettuja, mutta niitä on parempi välttää turvallisuussyistä.",
+	"logout_callback_url_description": "Asiakkaasi antamat URL-osoitteet kirjautumiseen. Villikortit (*) ovat tuettuja, mutta niitä on parempi välttää turvallisuuden vuoksi.",
+	"api_key_expiration": "API-avaimen voimassaolon päättyminen",
+	"send_an_email_to_the_user_when_their_api_key_is_about_to_expire": "Lähetä käyttäjälle sähköpostiviesti, kun hänen API-avaimensa on vanhentumassa.",
+	"authorize_device": "Valtuuta laite",
+	"the_device_has_been_authorized": "Laite on valtuutettu.",
+	"enter_code_displayed_in_previous_step": "Syötä edellisessä vaiheessa näkynyt koodi.",
+	"authorize": "Salli",
+	"federated_client_credentials": "Federoidut asiakastunnukset",
+	"federated_client_credentials_description": "Yhdistettyjen asiakastunnistetietojen avulla voit todentaa OIDC-asiakkaat kolmannen osapuolen myöntämillä JWT-tunnuksilla.",
+	"add_federated_client_credential": "Lisää federoitu asiakastunnus",
+	"add_another_federated_client_credential": "Lisää toinen federoitu asiakastunnus",
+	"oidc_allowed_group_count": "Sallittujen ryhmien määrä",
+	"unrestricted": "Rajoittamaton",
+	"show_advanced_options": "Näytä lisäasetukset",
+	"hide_advanced_options": "Piilota lisäasetukset",
+	"oidc_data_preview": "OIDC-tietojen esikatselu",
+	"preview_the_oidc_data_that_would_be_sent_for_different_users": "Esikatsele OIDC-tiedot, jotka lähetetään eri käyttäjille",
+	"id_token": "ID-tunnus",
+	"access_token": "Käyttöoikeustunnus",
+	"userinfo": "Käyttäjätieto",
+	"id_token_payload": "ID tunnuksen data",
+	"access_token_payload": "Pääsytunnuksen data",
+	"userinfo_endpoint_response": "Käyttäjätietojen päätepisteen vastaus",
+	"copy": "Kopioi",
+	"no_preview_data_available": "Esikatselutietoja ei saatavilla",
+	"copy_all": "Kopioi kaikki",
+	"preview": "Esikatsele",
+	"preview_for_user": "Esikatsele käyttäjänä {name}",
+	"preview_the_oidc_data_that_would_be_sent_for_this_user": "Esikatsele OIDC-tiedot, jotka lähetetään tälle käyttäjälle",
+	"show": "Näytä",
+	"select_an_option": "Valitse vaihtoehto",
+	"select_user": "Valitse käyttäjä",
+	"error": "Virhe",
+	"select_an_accent_color_to_customize_the_appearance_of_pocket_id": "Valitse korostusväri Pocket ID:n ulkoasun mukauttamiseksi.",
+	"accent_color": "Korostusväri",
+	"custom_accent_color": "Mukautettu korostusväri",
+	"custom_accent_color_description": "Syötä mukautettu väri käyttämällä CSS-väriformaatteja (esim. hex, rgb, hsl).",
+	"color_value": "Väriarvo",
+	"apply": "Käytä",
+	"signup_token": "Rekisteröitymistunnus",
+	"create_a_signup_token_to_allow_new_user_registration": "Luo rekisteröitymistunnus, jotta uudet käyttäjät voivat rekisteröityä.",
+	"usage_limit": "Käyttöraja",
+	"number_of_times_token_can_be_used": "Kuinka monta kertaa rekisteröitymistunnusta voidaan käyttää.",
+	"expires": "Vanhenee",
+	"signup": "Rekisteröidy",
+	"user_creation": "Käyttäjän luominen",
+	"configure_user_creation": "Hallitse käyttäjien luomisen asetuksia, mukaan lukien rekisteröitymistavat ja uusien käyttäjien oletusluvat.",
+	"user_creation_groups_description": "Määritä nämä ryhmät automaattisesti uusille käyttäjille rekisteröitymisen yhteydessä.",
+	"user_creation_claims_description": "Määritä nämä mukautetut vaatimukset automaattisesti uusille käyttäjille rekisteröitymisen yhteydessä.",
+	"user_creation_updated_successfully": "Käyttäjän luomisen asetukset päivitetty onnistuneesti.",
+	"signup_disabled_description": "Käyttäjien rekisteröityminen on kokonaan estetty. Vain järjestelmänvalvojat voivat luoda uusia käyttäjätilejä.",
+	"signup_requires_valid_token": "Tilisi luomiseen tarvitaan voimassa oleva rekisteröitymistunnus",
+	"validating_signup_token": "Kirjautumistunnuksen validointi",
+	"go_to_login": "Siirry kirjautumiseen",
+	"signup_to_appname": "Rekisteröidy palveluun {appName}",
+	"create_your_account_to_get_started": "Luo käyttäjä alottaaksesi.",
+	"initial_account_creation_description": "Luo tili aloittaaksesi. Voit asettaa pääsyavaimen myöhemmin.",
+	"setup_your_passkey": "Määritä pääsyavain",
+	"create_a_passkey_to_securely_access_your_account": "Luo pääsyavain, jolla voit kirjautua sisään tiliisi turvallisesti. Tämä tulee olemaan ensisijainen tapasi kirjautua sisään.",
+	"skip_for_now": "Ohita toistaiseksi",
+	"account_created": "Tili luotu",
+	"enable_user_signups": "Ota käyttäjien rekisteröityminen käyttöön",
+	"enable_user_signups_description": "Päätä, miten käyttäjät voivat rekisteröidä uusia tilejä Pocket ID:ssä.",
+	"user_signups_are_disabled": "Käyttäjien rekisteröityminen on tällä hetkellä pois käytöstä",
+	"create_signup_token": "Luo rekisteröitymistunnus",
+	"view_active_signup_tokens": "Näytä aktiiviset rekisteröitymistunnukset",
+	"manage_signup_tokens": "Hallitse rekisteröitymistunnuksia",
+	"view_and_manage_active_signup_tokens": "Tarkastele ja hallitse aktiivisia rekisteröitymistunnuksia.",
+	"signup_token_deleted_successfully": "Rekisteröitymistunnus poistettu onnistuneesti.",
+	"expired": "Vanhentunut",
+	"used_up": "Käytetty loppuun",
+	"active": "Aktiivinen",
+	"usage": "Käyttö",
+	"created": "Luotu",
+	"token": "Tunnus",
+	"loading": "Ladataan",
+	"delete_signup_token": "Poista rekisteröitymistunnus",
+	"are_you_sure_you_want_to_delete_this_signup_token": "Haluatko varmasti poistaa tämän rekisteröitymistunnuksen? Tätä toimintoa ei voi peruuttaa.",
+	"signup_with_token": "Rekisteröidy tunnuksella",
+	"signup_with_token_description": "Käyttäjät voivat rekisteröityä vain käyttämällä järjestelmänvalvojan luomaa voimassa olevaa rekisteröitymistunnusta.",
+	"signup_open": "Avoin rekisteröityminen",
+	"signup_open_description": "Kuka tahansa voi luoda uuden tilin ilman rajoituksia.",
+	"of": "/",
+	"skip_passkey_setup": "Ohita pääsyavaimen määritys",
+	"skip_passkey_setup_description": "On erittäin suositeltavaa asettaa pääsyavain, koska ilman sitä tilisi lukkiutuu heti, kun istunto vanhenee.",
+	"my_apps": "Omat sovellukset",
+	"no_apps_available": "Ei sovelluksia saatavilla",
+	"contact_your_administrator_for_app_access": "Ota yhteyttä järjestelmänvalvojaan saadaksesi pääsyn sovelluksiin.",
+	"launch": "Avaa",
+	"client_launch_url": "Asiakkaan käynnistys-URL",
+	"client_launch_url_description": "URL-osoite, joka avautuu, kun käyttäjä käynnistää sovelluksen Omat sovellukset -sivulta.",
+	"client_name_description": "Asiakkaan nimi, joka näkyy Pocket ID käyttöliittymässä.",
+	"revoke_access": "Peru käyttöoikeus",
+	"revoke_access_description": "Peruuta käyttöoikeus palveluun <b>{clientName}</b>. <b>{clientName}</b> palvelu ei voi enää käyttää tilisi tietoja.",
+	"revoke_access_successful": "Pääsy palveluun {clientName} on peruutettu onnistuneesti.",
+	"last_signed_in_ago": "Viimeksi kirjautunut {time} sitten",
+	"invalid_client_id": "Asiakastunnus voi sisältää vain kirjaimia, numeroita, alaviivoja ja väliviivoja",
+	"custom_client_id_description": "Aseta mukautettu asiakastunnus, jos sovelluksesi sitä vaatii. Muussa tapauksessa jätä kenttä tyhjäksi, jotta järjestelmä luo satunnaisen tunnuksen.",
+	"generated": "Luotu",
+	"administration": "Ylläpito",
+	"group_rdn_attribute_description": "Ryhmien erottavassa nimessä (DN) käytetty attribuutti.",
+	"display_name_attribute": "Näytönimien attribuutti",
+	"display_name": "Näyttönimi",
+	"configure_application_images": "Määritä sovelluksen kuvat",
+	"ui_config_disabled_info_title": "UI-asetukset poistettu käytöstä",
+	"ui_config_disabled_info_description": "Käyttöliittymän asetukset on poistettu käytöstä, koska sovelluksen asetuksia hallitaan ympäristömuuttujien avulla. Joitakin asetuksia ei ehkä voi muokata.",
+	"logo_from_url_description": "Liitä suora kuvan URL-osoite (svg, png, webp). Löydät kuvakkeita osoitteesta <link  href=\"https://selfh.st/icons\">Selfh.st Icons</link> tai <link href=\"https://dashboardicons.com\">Dashboard Icons</link>.",
+	"invalid_url": "Virheellinen URL-osoite",
+	"require_user_email": "Vaadi sähköpostiosoite",
+	"require_user_email_description": "Vaatii käyttäjiltä sähköpostiosoitteen. Jos tämä asetus on pois käytöstä, käyttäjät, joilla ei ole sähköpostiosoitetta, eivät voi käyttää ominaisuuksia, jotka edellyttävät sähköpostiosoitetta.",
+	"view": "Näytä",
+	"toggle_columns": "Näytä sarakkeet",
+	"locale": "Kieli",
+	"ldap_id": "LDAP ID",
+	"reauthentication": "Uudelleentodentaminen",
+	"clear_filters": "Tyhjennä suodattimet",
+	"default_profile_picture": "Oletusprofiilikuva",
+	"light": "Vaalea",
+	"dark": "Tumma",
+	"system": "Järjestelmä"
+}

frontend/messages/fr.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Connexion par jeton",
 	"client_authorization": "Autorisation client",
 	"new_client_authorization": "Nouvelle autorisation client",
+	"device_code_authorization": "Autorisation du code de l'appareil",
+	"new_device_code_authorization": "Autorisation du code du nouvel appareil",
+	"passkey_added": "Clé d'accès ajoutée",
+	"passkey_removed": "Clé d'accès supprimée",
 	"disable_animations": "Désactiver les animations",
 	"turn_off_ui_animations": "Désactiver les animations dans toute l'interface.",
 	"user_disabled": "Compte désactivé",
@@ -462,5 +466,8 @@
 	"ldap_id": "ID LDAP",
 	"reauthentication": "Réauthentification",
 	"clear_filters": "Effacer les filtres",
-	"default_profile_picture": "Photo de profil par défaut"
+	"default_profile_picture": "Photo de profil par défaut",
+	"light": "Lumière",
+	"dark": "Sombre",
+	"system": "Système"
 }

frontend/messages/it.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Accesso con token",
 	"client_authorization": "Autorizzazione client",
 	"new_client_authorization": "Nuova autorizzazione client",
+	"device_code_authorization": "Autorizzazione codice dispositivo",
+	"new_device_code_authorization": "Autorizzazione codice nuovo dispositivo",
+	"passkey_added": "Passkey aggiunto",
+	"passkey_removed": "Passkey rimosso",
 	"disable_animations": "Disabilita animazioni",
 	"turn_off_ui_animations": "Disattiva tutte le animazioni della UI.",
 	"user_disabled": "Account disabilitato",
@@ -462,5 +466,8 @@
 	"ldap_id": "ID LDAP",
 	"reauthentication": "Riautenticazione",
 	"clear_filters": "Cancella filtri",
-	"default_profile_picture": "Immagine del profilo predefinita"
+	"default_profile_picture": "Immagine del profilo predefinita",
+	"light": "Luce",
+	"dark": "Buio",
+	"system": "Sistema"
 }

frontend/messages/ja.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "トークンサインイン",
 	"client_authorization": "Client Authorization",
 	"new_client_authorization": "New Client Authorization",
+	"device_code_authorization": "デバイスコード認証",
+	"new_device_code_authorization": "新規デバイス認証コード",
+	"passkey_added": "パスキー追加",
+	"passkey_removed": "パスキー削除済み",
 	"disable_animations": "アニメーションの無効化",
 	"turn_off_ui_animations": "Turn off animations throughout the UI.",
 	"user_disabled": "アカウントの無効化",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP ID",
 	"reauthentication": "再認証",
 	"clear_filters": "フィルターをクリア",
-	"default_profile_picture": "デフォルトのプロフィール画像"
+	"default_profile_picture": "デフォルトのプロフィール画像",
+	"light": "光",
+	"dark": "闇",
+	"system": "システム"
 }

frontend/messages/ko.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "토큰 로그인",
 	"client_authorization": "클라이언트 승인",
 	"new_client_authorization": "새로운 클라이언트 승인",
+	"device_code_authorization": "기기 코드 인증",
+	"new_device_code_authorization": "신규 장치 코드 인증",
+	"passkey_added": "패스키 추가됨",
+	"passkey_removed": "패스키 제거됨",
 	"disable_animations": "애니메이션 비활성화",
 	"turn_off_ui_animations": "UI 전체의 애니메이션을 비활성화합니다.",
 	"user_disabled": "계정 비활성화",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP ID",
 	"reauthentication": "재인증",
 	"clear_filters": "필터 지우기",
-	"default_profile_picture": "기본 프로필 사진"
+	"default_profile_picture": "기본 프로필 사진",
+	"light": "라이트",
+	"dark": "다크",
+	"system": "시스템"
 }

frontend/messages/nl.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Inloggen met token",
 	"client_authorization": "Client autorisatie",
 	"new_client_authorization": "Nieuwe clientautorisatie",
+	"device_code_authorization": "Autorisatie van apparaatcode",
+	"new_device_code_authorization": "Nieuwe apparaatcode autoriseren",
+	"passkey_added": "Toegangscode toegevoegd",
+	"passkey_removed": "Toegangssleutel verwijderd",
 	"disable_animations": "Animaties uitzetten",
 	"turn_off_ui_animations": "Zet alle animaties in de gebruikersinterface uit.",
 	"user_disabled": "Account uitgeschakeld",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP-ID",
 	"reauthentication": "Opnieuw inloggen",
 	"clear_filters": "Filters wissen",
-	"default_profile_picture": "Standaard profielfoto"
+	"default_profile_picture": "Standaard profielfoto",
+	"light": "Licht",
+	"dark": "Donker",
+	"system": "Systeem"
 }

frontend/messages/pl.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Logowanie za pomocą tokena",
 	"client_authorization": "Autoryzacja klienta",
 	"new_client_authorization": "Nowa autoryzacja klienta",
+	"device_code_authorization": "Autoryzacja kodu urządzenia",
+	"new_device_code_authorization": "Autoryzacja nowego kodu urządzenia",
+	"passkey_added": "Dodano klucz dostępu",
+	"passkey_removed": "Klucz dostępu usunięty",
 	"disable_animations": "Wyłącz animacje",
 	"turn_off_ui_animations": "Wyłącz animacje w całym interfejsie użytkownika.",
 	"user_disabled": "Konto wyłączone",
@@ -462,5 +466,8 @@
 	"ldap_id": "Identyfikator LDAP",
 	"reauthentication": "Ponowne uwierzytelnianie",
 	"clear_filters": "Wyczyść filtry",
-	"default_profile_picture": "Domyślne zdjęcie profilowe"
+	"default_profile_picture": "Domyślne zdjęcie profilowe",
+	"light": "Światło",
+	"dark": "Ciemny",
+	"system": "System"
 }

frontend/messages/pt-BR.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Entrar com token",
 	"client_authorization": "Autorização do cliente",
 	"new_client_authorization": "Autorização de novo cliente",
+	"device_code_authorization": "Autorização do código do dispositivo",
+	"new_device_code_authorization": "Autorização de novo código de dispositivo",
+	"passkey_added": "Chave de acesso adicionada",
+	"passkey_removed": "Chave de acesso removida",
 	"disable_animations": "Desativar animações",
 	"turn_off_ui_animations": "Desligue as animações em toda a interface do usuário.",
 	"user_disabled": "Conta desativada",
@@ -462,5 +466,8 @@
 	"ldap_id": "ID LDAP",
 	"reauthentication": "Re-autenticação",
 	"clear_filters": "Limpar filtros",
-	"default_profile_picture": "Foto de perfil padrão"
+	"default_profile_picture": "Foto de perfil padrão",
+	"light": "Luz",
+	"dark": "Escuro",
+	"system": "Sistema"
 }

frontend/messages/ru.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Вход с помощью токена",
 	"client_authorization": "Авторизация клиента",
 	"new_client_authorization": "Авторизация нового клиента",
+	"device_code_authorization": "Авторизация кода устройства",
+	"new_device_code_authorization": "Авторизация нового кода устройства",
+	"passkey_added": "Добавлен пароль",
+	"passkey_removed": "Удален ключ доступа",
 	"disable_animations": "Отключить анимации",
 	"turn_off_ui_animations": "Отключить все анимации в интерфейсе.",
 	"user_disabled": "Учетная запись отключена",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP ID",
 	"reauthentication": "Повторная аутентификация",
 	"clear_filters": "Сбросить фильтры",
-	"default_profile_picture": "Изображение профиля по умолчанию"
+	"default_profile_picture": "Изображение профиля по умолчанию",
+	"light": "Свет",
+	"dark": "Темный",
+	"system": "Система"
 }

frontend/messages/sv.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token-inloggning",
 	"client_authorization": "Godkännande av klient",
 	"new_client_authorization": "Ny klientauktorisation",
+	"device_code_authorization": "Enhetskodsgodkännande",
+	"new_device_code_authorization": "Auktorisering av ny enhetskod",
+	"passkey_added": "Passord tillagt",
+	"passkey_removed": "Passord borttaget",
 	"disable_animations": "Stäng av animationer",
 	"turn_off_ui_animations": "Stäng av animationer i hela användargränssnittet.",
 	"user_disabled": "Konto inaktiverat",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP-ID",
 	"reauthentication": "Omverifiering",
 	"clear_filters": "Rensa filter",
-	"default_profile_picture": "Standardprofilbild"
+	"default_profile_picture": "Standardprofilbild",
+	"light": "Ljus",
+	"dark": "Mörk",
+	"system": "System"
 }

frontend/messages/tr.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token ile Giriş",
 	"client_authorization": "İstemci Yetkilendirmesi",
 	"new_client_authorization": "Yeni İstemci Yetkilendirmesi",
+	"device_code_authorization": "Cihaz Kodu Yetkilendirme",
+	"new_device_code_authorization": "Yeni Cihaz Kodu Yetkilendirmesi",
+	"passkey_added": "Anahtar Eklendi",
+	"passkey_removed": "Geçiş Anahtarı Kaldırıldı",
 	"disable_animations": "Animasyonları Devre Dışı Bırak",
 	"turn_off_ui_animations": "Kullanıcı arayüzü animasyonlarını kapatın.",
 	"user_disabled": "Hesap Devre Dışı",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP Kimliği",
 	"reauthentication": "Yeniden Kimlik Doğrulama",
 	"clear_filters": "Filtreleri Temizle",
-	"default_profile_picture": "Varsayılan Profil Resmi"
+	"default_profile_picture": "Varsayılan Profil Resmi",
+	"light": "Işık",
+	"dark": "Karanlık",
+	"system": "Sistem"
 }

frontend/messages/uk.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Вхід за допомогою токена",
 	"client_authorization": "Авторизація клієнта",
 	"new_client_authorization": "Нова авторизація клієнта",
+	"device_code_authorization": "Авторизація коду пристрою",
+	"new_device_code_authorization": "Авторизація нового коду пристрою",
+	"passkey_added": "Додано пароль",
+	"passkey_removed": "Ключ доступу видалено",
 	"disable_animations": "Вимкнути анімацію",
 	"turn_off_ui_animations": "Вимкнути анімації у всьому інтерфейсі.",
 	"user_disabled": "Обліковий запис вимкнено",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP-ідентифікатор",
 	"reauthentication": "Повторна аутентифікація",
 	"clear_filters": "Очистити фільтри",
-	"default_profile_picture": "Стандартне зображення профілю"
+	"default_profile_picture": "Стандартне зображення профілю",
+	"light": "Світло",
+	"dark": "Темний",
+	"system": "Система"
 }

frontend/messages/vi.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Đăng nhập bằng token",
 	"client_authorization": "Xác thực client",
 	"new_client_authorization": "Xác thực client mới",
+	"device_code_authorization": "Xác thực mã thiết bị",
+	"new_device_code_authorization": "Xác thực mã thiết bị mới",
+	"passkey_added": "Thêm khóa truy cập",
+	"passkey_removed": "Khóa truy cập đã bị xóa",
 	"disable_animations": "Tắt hiệu ứng động",
 	"turn_off_ui_animations": "Tắt các hiệu ứng động trong giao diện người dùng.",
 	"user_disabled": "Tài khoản bị vô hiệu hóa",
@@ -462,5 +466,8 @@
 	"ldap_id": "ID LDAP",
 	"reauthentication": "Xác thực lại",
 	"clear_filters": "Xóa bộ lọc",
-	"default_profile_picture": "Ảnh đại diện mặc định"
+	"default_profile_picture": "Ảnh đại diện mặc định",
+	"light": "Ánh sáng",
+	"dark": "Tối",
+	"system": "Hệ thống"
 }

frontend/messages/zh-CN.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token 登录",
 	"client_authorization": "客户端授权",
 	"new_client_authorization": "首次客户端授权",
+	"device_code_authorization": "设备代码授权",
+	"new_device_code_authorization": "新设备代码授权",
+	"passkey_added": "密钥已添加",
+	"passkey_removed": "密钥已移除",
 	"disable_animations": "关闭动画",
 	"turn_off_ui_animations": "关闭界面中的所有动画效果。",
 	"user_disabled": "账户已禁用",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP标识符",
 	"reauthentication": "重新认证",
 	"clear_filters": "清除筛选条件",
-	"default_profile_picture": "默认个人资料图片"
+	"default_profile_picture": "默认个人资料图片",
+	"light": "光",
+	"dark": "黑暗",
+	"system": "系统"
 }

frontend/messages/zh-TW.json

@@ -331,6 +331,10 @@
 	"token_sign_in": "Token 登入",
 	"client_authorization": "客戶端授權",
 	"new_client_authorization": "新客戶端授權",
+	"device_code_authorization": "裝置代碼授權",
+	"new_device_code_authorization": "新裝置代碼授權",
+	"passkey_added": "通行密鑰已添加",
+	"passkey_removed": "通行密鑰已移除",
 	"disable_animations": "停用動畫",
 	"turn_off_ui_animations": "關閉整個 UI 的動畫。",
 	"user_disabled": "帳號已停用",
@@ -462,5 +466,8 @@
 	"ldap_id": "LDAP 識別碼",
 	"reauthentication": "重新驗證",
 	"clear_filters": "清除篩選條件",
-	"default_profile_picture": "預設個人資料照片"
+	"default_profile_picture": "預設個人資料照片",
+	"light": "光",
+	"dark": "黑暗",
+	"system": "系統"
 }

frontend/project.inlang/settings.json

@@ -7,6 +7,7 @@
 		"de",
 		"en",
 		"es",
+		"fi",
 		"fr",
 		"it",
 		"ko",

frontend/src/app.css

@@ -36,6 +36,8 @@
 	--accent: oklch(0.97 0 0);
 	--accent-foreground: oklch(0.205 0 0);
 	--destructive: oklch(0.577 0.245 27.325);
+	--warning: oklch(0.96 0.06 85);
+	--warning-foreground: oklch(0.32 0.07 70);
 	--border: oklch(0.922 0 0);
 	--input: oklch(0.922 0 0);
 	--ring: oklch(0.708 0 0);
@@ -70,6 +72,8 @@
 	--accent: oklch(0.269 0 0);
 	--accent-foreground: oklch(0.985 0 0);
 	--destructive: oklch(0.704 0.191 22.216);
+	--warning: oklch(0.42 0.09 70);
+	--warning-foreground: oklch(0.93 0.03 85);
 	--border: oklch(1 0 0 / 10%);
 	--input: oklch(1 0 0 / 15%);
 	--ring: oklch(0.556 0 0);
@@ -114,6 +118,8 @@
 	--color-accent-foreground: var(--accent-foreground);
 	--color-destructive: var(--destructive);
 	--color-destructive-foreground: var(--destructive-foreground);
+	--color-warning: var(--warning);
+	--color-warning-foreground: var(--warning-foreground);
 	--color-ring: var(--ring);
 	--color-radius: var(--radius);
 	--color-sidebar-background: var(--sidebar-background);

frontend/src/lib/components/header/header.svelte

@@ -4,6 +4,7 @@
 	import userStore from '$lib/stores/user-store';
 	import Logo from '../logo.svelte';
 	import HeaderAvatar from './header-avatar.svelte';
+	import ModeSwitcher from './mode-switcher.svelte';
 
 	const authUrls = [
 		/^\/authorize$/,
@@ -38,6 +39,7 @@
 			{/if}
 		</div>
 		<div class="flex items-center justify-between gap-4">
+			<ModeSwitcher />
 			{#if $userStore?.id}
 				<HeaderAvatar />
 			{/if}

frontend/src/lib/components/header/mode-switcher.svelte

@@ -0,0 +1,32 @@
+<script lang="ts">
+	import SunIcon from '@lucide/svelte/icons/sun';
+	import MoonIcon from '@lucide/svelte/icons/moon';
+
+	import { mode, resetMode, setMode } from 'mode-watcher';
+	import * as DropdownMenu from '$lib/components/ui/dropdown-menu/index.js';
+	import { buttonVariants } from '$lib/components/ui/button/index.js';
+	import { m } from '$lib/paraglide/messages';
+
+	const isDark = $derived(mode.current === 'dark');
+</script>
+
+<DropdownMenu.Root>
+	<DropdownMenu.Trigger class={buttonVariants({ variant: 'ghost', size: 'icon' })}>
+		<SunIcon
+			class="h-[1.2rem] w-[1.2rem] !transition-all {isDark
+				? '-rotate-90 scale-0'
+				: 'rotate-0 scale-100'}"
+		/>
+		<MoonIcon
+			class="absolute h-[1.2rem] w-[1.2rem] !transition-all {isDark
+				? 'rotate-0 scale-100'
+				: 'rotate-90 scale-0'}"
+		/>
+		<span class="sr-only">Toggle theme</span>
+	</DropdownMenu.Trigger>
+	<DropdownMenu.Content align="end">
+		<DropdownMenu.Item onclick={() => setMode('light')}>{m.light()}</DropdownMenu.Item>
+		<DropdownMenu.Item onclick={() => setMode('dark')}>{m.dark()}</DropdownMenu.Item>
+		<DropdownMenu.Item onclick={() => resetMode()}>{m.system()}</DropdownMenu.Item>
+	</DropdownMenu.Content>
+</DropdownMenu.Root>

frontend/src/lib/components/ui/alert/alert.svelte

@@ -10,7 +10,7 @@
 				destructive:
 					'text-destructive bg-card *:data-[slot=alert-description]:text-destructive/90 [&>svg]:text-current',
 				warning:
-					'bg-amber-100 text-amber-900 dark:bg-amber-900 dark:text-amber-100 [&>svg]:text-amber-900 dark:[&>svg]:text-amber-100'
+					'bg-warning text-warning-foreground border-warning/40 [&>svg]:text-warning-foreground'
 			}
 		},
 		defaultVariants: {
@@ -67,7 +67,7 @@
 	>
 		{@render children?.()}
 		{#if dismissibleId}
-			<button onclick={dismiss} class="absolute top-0 right-0 m-3 text-black dark:text-white"
+			<button onclick={dismiss} class="absolute right-0 top-0 m-3 text-black dark:text-white"
 				><LucideX class="size-4" /></button
 			>
 		{/if}

frontend/src/lib/utils/audit-log-translator.ts

@@ -5,7 +5,11 @@ export const eventTypes: Record<string, string> = {
 	TOKEN_SIGN_IN: m.token_sign_in(),
 	CLIENT_AUTHORIZATION: m.client_authorization(),
 	NEW_CLIENT_AUTHORIZATION: m.new_client_authorization(),
-	ACCOUNT_CREATED: m.account_created()
+	ACCOUNT_CREATED: m.account_created(),
+	DEVICE_CODE_AUTHORIZATION: m.device_code_authorization(),
+	NEW_DEVICE_CODE_AUTHORIZATION: m.new_device_code_authorization(),
+	PASSKEY_ADDED: m.passkey_added(),
+	PASSKEY_REMOVED: m.passkey_removed(),
 }
 
 /**

frontend/src/routes/settings/account/locale-picker.svelte

@@ -14,6 +14,7 @@
 		de: 'Deutsch',
 		en: 'English',
 		es: 'Español',
+		fi: 'Suomi',
 		fr: 'Français',
 		it: 'Italiano',
 		ja: '日本語',

package.json

@@ -12,5 +12,5 @@
     "test": "pnpm --filter pocket-id-tests test",
     "format": "pnpm --filter pocket-id-frontend format"
   },
-  "packageManager": "pnpm@10.15.0+sha512.486ebc259d3e999a4e8691ce03b5cac4a71cbeca39372a9b762cb500cfdf0873e2cb16abe3d951b1ee2cf012503f027b98b6584e4df22524e0c7450d9ec7aa7b"
+  "packageManager": "pnpm@10.20.0+sha512.cf9998222162dd85864d0a8102e7892e7ba4ceadebbf5a31f9c2fce48dfce317a9c53b9f6464d1ef9042cba2e02ae02a9f7c143a2b438cd93c91840f0192b9dd"
 }

tests/setup/docker-compose-postgres.yml

@@ -20,8 +20,10 @@ services:
       file: docker-compose.yml
       service: pocket-id
     environment:
+      - APP_ENV=test
       - DB_PROVIDER=postgres
       - DB_CONNECTION_STRING=postgres://postgres:postgres@postgres:5432/pocket-id
+      - FILE_BACKEND=${FILE_BACKEND}
     depends_on:
       postgres:
         condition: service_healthy

tests/setup/docker-compose-s3.yml

@@ -0,0 +1,41 @@
+services:
+  lldap:
+    extends:
+      file: docker-compose.yml
+      service: lldap
+
+  localstack-s3:
+    image: localstack/localstack:s3-latest
+    healthcheck:
+      test: ["CMD", "curl", "-f", "http://localstack-s3:4566"]
+      interval: 1s
+      timeout: 3s
+      retries: 10
+
+  create-bucket:
+    image: amazon/aws-cli:latest
+    environment:
+      AWS_ACCESS_KEY_ID: test
+      AWS_SECRET_ACCESS_KEY: test
+      AWS_DEFAULT_REGION: us-east-1
+    depends_on:
+      localstack-s3:
+        condition: service_healthy
+    entrypoint: "aws --endpoint-url=http://localstack-s3:4566 s3 mb s3://pocket-id-test"
+
+  pocket-id:
+    extends:
+      file: docker-compose.yml
+      service: pocket-id
+    environment:
+      - S3_BUCKET=pocket-id-test
+      - S3_REGION=us-east-1
+      - S3_ENDPOINT=http://localstack-s3:4566
+      - S3_ACCESS_KEY_ID=test
+      - S3_SECRET_ACCESS_KEY=test
+      - S3_FORCE_PATH_STYLE=true
+      - KEYS_STORAGE=database
+      - ENCRYPTION_KEY=test1234test1234test1234test1234
+    depends_on:
+      create-bucket:
+        condition: service_completed_successfully

tests/setup/docker-compose.yml

@@ -14,6 +14,7 @@ services:
       - '1411:1411'
     environment:
       - APP_ENV=test
+      - FILE_BACKEND=${FILE_BACKEND}
     build:
       args:
         - BUILD_TAGS=e2etest