implemented foreign timetable support for students, teachers, rooms, and classes, including a searchable element picker with favorites support, introduced a capabilities system for feature gating, refactored the timetable UI into a reusable TimetableCalendarView component, and redesigned the chat input field with a unified emoji picker and integrated attachment actions.

lib/storage/settings.dart

@@ -10,6 +10,7 @@ import 'holidays_settings.dart';
 import 'modules_settings.dart';
 import 'notification_settings.dart';
 import 'talk_settings.dart';
+import 'timetable_favorites_settings.dart';
 import 'timetable_settings.dart';
 
 part 'settings.g.dart';
@@ -22,6 +23,7 @@ class Settings {
 
   ModulesSettings modulesSettings;
   TimetableSettings timetableSettings;
+  TimetableFavoritesSettings timetableFavoritesSettings;
   TalkSettings talkSettings;
   ChatBackgroundSettings chatBackgroundSettings;
   FileSettings fileSettings;
@@ -36,6 +38,7 @@ class Settings {
     required this.devToolsEnabled,
     required this.modulesSettings,
     required this.timetableSettings,
+    required this.timetableFavoritesSettings,
     required this.talkSettings,
     required this.chatBackgroundSettings,
     required this.fileSettings,