在板载页面上的Flutter应用程序初始化？

dependencies:
  flutter_web: any

import 'package:flutter/material.dart';
import 'package:flutter_web/flutter_web.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'My Flutter Web App',
      theme: ThemeData(
        primarySwatch: Colors.blue,
      ),
      home: MyHomePage(),
    );
  }
}

class MyHomePage extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('My Home Page'),
      ),
      body: Center(
        child: Text('Hello, World!'),
      ),
    );
  }
}