Expand Flutter app scaffold

app/lib/main.dart

@@ -1,33 +1,8 @@
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
+import 'src/app.dart';
+
 void main() {
   runApp(const ProviderScope(child: BaronSafeApp()));
 }
-
-class BaronSafeApp extends StatelessWidget {
-  const BaronSafeApp({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return MaterialApp(
-      title: 'Baron Safe',
-      theme: ThemeData(useMaterial3: true),
-      home: const BaronSafeHome(),
-    );
-  }
-}
-
-class BaronSafeHome extends StatelessWidget {
-  const BaronSafeHome({super.key});
-
-  @override
-  Widget build(BuildContext context) {
-    return Scaffold(
-      appBar: AppBar(title: const Text('Baron Safe')),
-      body: const Center(
-        child: Text('Baron Safe hybrid app scaffold'),
-      ),
-    );
-  }
-}