feat: 完成 Flutter 版智能电网 IoT 管理应用初始化搭建

lib/main.dart

@@ -0,0 +1,29 @@
+import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
+import 'package:flutter_riverpod/flutter_riverpod.dart';
+
+import 'app/app.dart';
+import 'core/providers.dart';
+import 'core/storage/token_storage.dart';
+
+Future<void> main() async {
+  WidgetsFlutterBinding.ensureInitialized();
+
+  // 与源项目一致：浅色背景 + 深色状态栏图标。
+  SystemChrome.setSystemUIOverlayStyle(
+    const SystemUiOverlayStyle(
+      statusBarColor: Colors.transparent,
+      statusBarIconBrightness: Brightness.dark,
+      statusBarBrightness: Brightness.light,
+    ),
+  );
+
+  final storage = await TokenStorage.open();
+
+  runApp(
+    ProviderScope(
+      overrides: [tokenStorageProvider.overrideWithValue(storage)],
+      child: const SmartGridApp(),
+    ),
+  );
+}