feat(ios): 首次启动询问无线数据权限

iOS 在首个接口请求前等待系统无线数据选择，避免未授权时请求被静默拒绝。

lib/main.dart

@@ -2,17 +2,21 @@
 
 import 'dart:async';
 
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 
 import 'app.dart';
 import 'core/config/app_config.dart';
 import 'core/config/server_endpoint.dart';
+import 'core/platform/wireless_data_prompt.dart';
 
 Future<void> main() async {
   WidgetsFlutterBinding.ensureInitialized();
   await ServerEndpoint.load();
-  AppConfig.ready = AppConfig.probeAndApplyBaseUrl();
+  AppConfig.ready = WirelessDataPrompt.awaitDecision(
+    enabled: !kIsWeb && defaultTargetPlatform == TargetPlatform.iOS,
+  ).then((_) => AppConfig.probeAndApplyBaseUrl());
   runApp(const LumaDramaApp());
   unawaited(
     SystemChrome.setPreferredOrientations([DeviceOrientation.portraitUp]),