import 'package:flutter/material.dart'; import 'dart:async'; import 'package:flutter/services.dart'; void main() { runApp(const MyApp()); } class MyApp extends StatefulWidget { const MyApp({Key? key}) : super(key: key); @override State createState() => _MyAppState(); } class _MyAppState extends State { String _platformVersion = 'Unknown'; @override void initState() { super.initState(); } @override Widget build(BuildContext context) { return MaterialApp( home: Scaffold( appBar: AppBar( title: const Text('Plugin example app'), ), body: Center( child: Text('Running on: $_platformVersion\n'), ), ), ); } }