Initial commit with Flutter and Node.js code

whatsapp_app/lib/main.dart

@@ -0,0 +1,34 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:get/get.dart';
+import 'services/whatsapp_service.dart';
+import 'screens/conversations_screen.dart';
+import 'theme/app_theme.dart';
+
+void main() {
+  WidgetsFlutterBinding.ensureInitialized();
+  SystemChrome.setSystemUIOverlayStyle(const SystemUiOverlayStyle(
+    statusBarColor: Colors.transparent,
+    statusBarIconBrightness: Brightness.light,
+  ));
+  
+  // Register the WhatsApp WebSocket client service before app starts
+  Get.put(WhatsAppService(), permanent: true);
+  
+  runApp(const WhatsAppApp());
+}
+
+class WhatsAppApp extends StatelessWidget {
+  const WhatsAppApp({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return GetMaterialApp(
+      title: 'WhatsApp App',
+      debugShowCheckedModeBanner: false,
+      theme: AppTheme.dark,
+      home: const ConversationsScreen(),
+      defaultTransition: Transition.cupertino,
+    );
+  }
+}