kinda done

lib/backend/DataManager.dart

@@ -36,6 +36,18 @@ class _DataManager{
     }catch(e){
       Debug.LogError(e);
     }
+
+    List<dynamic> _services= [];
+    for (var s in services) {
+      Map<String,dynamic> se = jsonDecode(s);
+
+      if(DateTime.now().isAfter(DateTime.parse(se['end_time']))){
+        continue;
+      }
+
+      _services.add(s);
+    }
+    services = _services;
   }
 
   Future<void> AddService(String name, DateTime sTime, DateTime eTime,Duration duration) async {