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.g.dart

@@ -15,6 +15,9 @@ Settings _$SettingsFromJson(Map<String, dynamic> json) => Settings(
   timetableSettings: TimetableSettings.fromJson(
     json['timetableSettings'] as Map<String, dynamic>,
   ),
+  timetableFavoritesSettings: TimetableFavoritesSettings.fromJson(
+    json['timetableFavoritesSettings'] as Map<String, dynamic>,
+  ),
   talkSettings: TalkSettings.fromJson(
     json['talkSettings'] as Map<String, dynamic>,
   ),
@@ -46,6 +49,7 @@ Map<String, dynamic> _$SettingsToJson(Settings instance) => <String, dynamic>{
   'devToolsEnabled': instance.devToolsEnabled,
   'modulesSettings': instance.modulesSettings.toJson(),
   'timetableSettings': instance.timetableSettings.toJson(),
+  'timetableFavoritesSettings': instance.timetableFavoritesSettings.toJson(),
   'talkSettings': instance.talkSettings.toJson(),
   'chatBackgroundSettings': instance.chatBackgroundSettings.toJson(),
   'fileSettings': instance.fileSettings.toJson(),