Working push-Notifications for Android

lib/view/pages/timetable/appointmentDetails.dart

@@ -92,7 +92,7 @@ class AppointmentDetails {
                 leading: const Icon(Icons.people),
                 title: Text("Klasse(n): ${timetableData.kl.map((e) => e.name).join(", ")}"),
               ),
-              DebugTile(timetableData.toJson()).asTile(context),
+              DebugTile(context).jsonData(timetableData.toJson()),
             ],
           ),
         )