feat(mobile): remote album sync (#18876)

* feat(mobile): remote album sync

* fix: lint

* missing createdAt field

* lint

mobile/lib/domain/models/album/album.model.dart

@@ -0,0 +1,68 @@
+enum AssetOrder {
+  // do not change this order!
+  asc,
+  desc,
+}
+
+// Model for an album stored in the server
+class Album {
+  final String id;
+  final String name;
+  final String description;
+  final DateTime createdAt;
+  final DateTime updatedAt;
+  final String? thumbnailAssetId;
+  final bool isActivityEnabled;
+  final AssetOrder order;
+
+  const Album({
+    required this.id,
+    required this.name,
+    required this.description,
+    required this.createdAt,
+    required this.updatedAt,
+    this.thumbnailAssetId,
+    required this.isActivityEnabled,
+    required this.order,
+  });
+
+  @override
+  String toString() {
+    return '''Album {
+   id: $id,
+   name: $name,
+   description: $description,
+   createdAt: $createdAt,
+   updatedAt: $updatedAt,
+   isActivityEnabled: $isActivityEnabled,
+   order: $order,
+   thumbnailAssetId: ${thumbnailAssetId ?? "<NA>"}
+ }''';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    if (other is! Album) return false;
+    if (identical(this, other)) return true;
+    return id == other.id &&
+        name == other.name &&
+        description == other.description &&
+        createdAt == other.createdAt &&
+        updatedAt == other.updatedAt &&
+        thumbnailAssetId == other.thumbnailAssetId &&
+        isActivityEnabled == other.isActivityEnabled &&
+        order == other.order;
+  }
+
+  @override
+  int get hashCode {
+    return id.hashCode ^
+        name.hashCode ^
+        description.hashCode ^
+        createdAt.hashCode ^
+        updatedAt.hashCode ^
+        thumbnailAssetId.hashCode ^
+        isActivityEnabled.hashCode ^
+        order.hashCode;
+  }
+}

mobile/lib/domain/models/album_user.model.dart

@@ -0,0 +1,5 @@
+enum AlbumUserRole {
+  // do not change this order!
+  editor,
+  viewer,
+}