create project

frontend/lib/main.dart

@@ -0,0 +1,23 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+import 'app.dart';
+import 'theme/app_theme.dart';
+
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  runApp(const ProviderScope(child: FamilyAccountingApp()));
+}
+
+class FamilyAccountingApp extends StatelessWidget {
+  const FamilyAccountingApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return MaterialApp(
+      title: '家庭记账',
+      theme: AppTheme.light,
+      home: const AppShell(),
+      debugShowCheckedModeBanner: false,
+    );
+  }
+}