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/view/pages/talk/widgets/chat_bubble_reactions.dart

@@ -7,6 +7,7 @@ import '../../../../api/marianumcloud/talk/react_message/react_message.dart';
 import '../../../../api/marianumcloud/talk/react_message/react_message_params.dart';
 import '../../../../api/marianumcloud/talk/room/get_room_response.dart';
 import '../../../../widget/async_action_button.dart';
+import '../../../../widget/emoji_text.dart';
 
 /// Reactions wrap shown beneath a chat bubble. Tapping a reaction toggles
 /// the user's own reaction via the Talk API and notifies via [onChanged].
@@ -42,7 +43,14 @@ class ChatBubbleReactions extends StatelessWidget {
             return Container(
               margin: const EdgeInsets.only(right: 2.5, left: 2.5),
               child: ActionChip(
-                label: Text('${e.key} ${e.value}'),
+                label: Row(
+                  mainAxisSize: MainAxisSize.min,
+                  children: [
+                    EmojiText(e.key, size: EmojiText.sizeInline),
+                    const SizedBox(width: 4),
+                    Text('${e.value}'),
+                  ],
+                ),
                 visualDensity: const VisualDensity(
                   vertical: VisualDensity.minimumDensity,
                   horizontal: VisualDensity.minimumDensity,