removed controller

lib/main.dart

@@ -1,18 +1,11 @@
 import 'package:firebase_core/firebase_core.dart';
 import 'package:flutter/material.dart';
-import 'package:progetto_m335_flutter/database/controller.dart';
 import 'myApp.dart';
-import 'dart:async';
 
-Timer? timer;
 
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
   await Firebase.initializeApp();
   runApp(MyApp());
   print("App started");
-  Controller controller = Controller();
-  timer = Timer.periodic(Duration(seconds: 60), (Timer t) => (
-      controller.syncData()
-  ));
 }