migrated timetable integration from WebUntis to the MarianumConnect API, implementing a Dio-based client with bearer token authentication, background session validation, and auto-refresh logic.

lib/view/pages/settings/sections/account_section.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
+import '../../../../api/marianumconnect/queries/auth_logout/auth_logout.dart';
 import '../../../../model/account_data.dart';
 import '../../../../state/app/modules/account/bloc/account_bloc.dart';
 import '../../../../state/app/modules/account/bloc/account_state.dart';
@@ -31,10 +32,18 @@ class AccountSection extends StatelessWidget {
         title: 'Abmelden?',
         content: 'Möchtest du dich wirklich abmelden?',
         confirmButton: 'Abmelden',
-        onConfirmAsync: AccountData().removeData,
+        onConfirmAsync: _performLogout,
       ),
     );
     if (confirmed != true || !context.mounted) return;
     context.read<AccountBloc>().setStatus(AccountStatus.loggedOut);
   }
+
+  // Best-effort revoke of the MC bearer token before we wipe local credentials.
+  // The token storage itself is cleared inside AuthLogout regardless of network
+  // success, so an offline logout still gets us into a clean local state.
+  Future<void> _performLogout() async {
+    await AuthLogout().run();
+    await AccountData().removeData();
+  }
 }