feat(web,server): server features (#3756)

* feat: server features

* chore: open api

* icon size

---------

Co-authored-by: Alex Tran <alex.tran1502@gmail.com>

web/src/lib/stores/feature-flags.store.ts

@@ -0,0 +1,17 @@
+import { api, ServerFeaturesDto } from '@api';
+import { writable } from 'svelte/store';
+
+export type FeatureFlags = ServerFeaturesDto;
+
+export const featureFlags = writable<FeatureFlags>({
+  machineLearning: true,
+  search: true,
+  oauth: true,
+  oauthAutoLaunch: true,
+  passwordLogin: true,
+});
+
+export const loadFeatureFlags = async () => {
+  const { data } = await api.serverInfoApi.getServerFeatures();
+  featureFlags.update(() => data);
+};