feat(server,web): server config (#4006)

* feat: server config

* chore: open api

* fix: redirect /map to /photos when disabled

web/src/lib/stores/server-config.store.ts

@@ -0,0 +1,37 @@
+import { api, ServerConfigDto, ServerFeaturesDto } from '@api';
+import { writable } from 'svelte/store';
+
+export type FeatureFlags = ServerFeaturesDto & { loaded: boolean };
+
+export const featureFlags = writable<FeatureFlags>({
+  loaded: false,
+  clipEncode: true,
+  facialRecognition: true,
+  sidecar: true,
+  tagImage: true,
+  map: true,
+  search: true,
+  oauth: false,
+  oauthAutoLaunch: false,
+  passwordLogin: true,
+  configFile: false,
+});
+
+export type ServerConfig = ServerConfigDto & { loaded: boolean };
+
+export const serverConfig = writable<ServerConfig>({
+  loaded: false,
+  oauthButtonText: '',
+  mapTileUrl: '',
+  loginPageMessage: '',
+});
+
+export const loadConfig = async () => {
+  const [{ data: flags }, { data: config }] = await Promise.all([
+    api.serverInfoApi.getServerFeatures(),
+    api.serverInfoApi.getServerConfig(),
+  ]);
+
+  featureFlags.update(() => ({ ...flags, loaded: true }));
+  serverConfig.update(() => ({ ...config, loaded: true }));
+};