feat(logging): implement centralized logging system and replace console errors with structured logs

feat(federation): add room sync and deletion notification endpoints for federated instances

fix(federation): handle room deletion and update settings during sync process

feat(federation): enhance FederatedRoomCard and FederatedRoomDetail components to display deleted rooms

i18n: add translations for room deletion messages in English and German

package.json

@@ -1,7 +1,7 @@
 {
   "name": "redlight",
   "private": true,
-  "version": "1.2.0",
+  "version": "1.2.1",
   "type": "module",
   "scripts": {
     "dev": "concurrently -n client,server -c blue,green \"vite\" \"node --watch server/index.js\"",