show classname instead of teacher name in teacher timetable view

lib/api/demo/data/demo_capabilities.dart

@@ -12,6 +12,9 @@ class DemoCapabilities {
     pushNotifications: true,
     timetablePastDays: null,
     timetableFutureDays: null,
+    // Die Demo-Persona ist explizit Schüler — null hieße "Backend kennt das
+    // Feld nicht" (siehe CapabilitiesResponse.userType).
+    userType: 'STUDENT',
     loaded: true,
   );
 }

lib/api/marianumconnect/queries/get_capabilities/get_capabilities_response.dart

@@ -23,11 +23,16 @@ class CapabilitiesResponse {
 
   final int? timetableFutureDays;
 
+  /// LDAP user type ('TEACHER' | 'STUDENT' | 'STAFF'). Null when the backend
+  /// predates the field or has no LDAP record for the user.
+  final String? userType;
+
   CapabilitiesResponse({
     required this.viewForeignTimetables,
     required this.pushNotifications,
     this.timetablePastDays,
     this.timetableFutureDays,
+    this.userType,
   });
 
   factory CapabilitiesResponse.fromJson(Map<String, dynamic> json) =>

lib/api/marianumconnect/queries/get_capabilities/get_capabilities_response.g.dart

@@ -13,6 +13,7 @@ CapabilitiesResponse _$CapabilitiesResponseFromJson(
   pushNotifications: json['pushNotifications'] as bool? ?? false,
   timetablePastDays: (json['timetablePastDays'] as num?)?.toInt(),
   timetableFutureDays: (json['timetableFutureDays'] as num?)?.toInt(),
+  userType: json['userType'] as String?,
 );
 
 Map<String, dynamic> _$CapabilitiesResponseToJson(
@@ -22,4 +23,5 @@ Map<String, dynamic> _$CapabilitiesResponseToJson(
   'pushNotifications': instance.pushNotifications,
   'timetablePastDays': instance.timetablePastDays,
   'timetableFutureDays': instance.timetableFutureDays,
+  'userType': instance.userType,
 };