import 'package:flutter/material.dart'; void main() { runApp(const App()); } class App extends StatelessWidget { const App({super.key}); @override Widget build(BuildContext context) { return MaterialApp( title: 'Lumina', debugShowCheckedModeBanner: false, theme: ThemeData(useMaterial3: true), home: const Scaffold(body: Center(child: Text('Lumina'))), ); } }