fix: 更新诸多bug

lib/app/network/http_util.dart

@@ -14,6 +14,7 @@ import 'package:kaer_with_panels/app/localization/kr_language_utils.dart';
 import 'package:kaer_with_panels/app/utils/kr_common_util.dart';
 import 'package:kaer_with_panels/app/services/singbox_imp/kr_sing_box_imp.dart';
 import 'package:kaer_with_panels/app/services/kr_site_config_service.dart';
+import 'package:kaer_with_panels/app/utils/kr_http_adapter_util.dart';
 import 'package:kaer_with_panels/singbox/model/singbox_status.dart';
 
 // import 'package:crypto/crypto.dart';
@@ -74,52 +75,11 @@ class HttpUtil {
     };
 
     // 🔧 配置HttpClientAdapter 优先走本地 sing-box mixed 端口，
-    // 若代理不可用则回退到直连
+    // 若代理不可用则回推到直连
     KRLogUtil.kr_i('🔧 配置 HttpClientAdapter...', tag: 'HttpUtil');
-    _dio.httpClientAdapter = IOHttpClientAdapter(
-      createHttpClient: () {
-        KRLogUtil.kr_i('📱 createHttpClient 回调被调用', tag: 'HttpUtil');
-        final client = HttpClient();
-
-        // ✅ 优化：智能代理回退逻辑
-        client.findProxy = (url) {
-          try {
-            // 检查 SingBox 是否正在运行
-            final singBoxStatus = KRSingBoxImp.instance.kr_status;
-            final isProxyAvailable = singBoxStatus == SingboxStatus.started();
-
-            if (!isProxyAvailable) {
-              // 代理未运行，直接使用直连
-              KRLogUtil.kr_i(
-                '🔄 代理未运行，使用直连模式: $url',
-                tag: 'HttpUtil',
-              );
-              return 'DIRECT';
-            }
-
-            // 代理正在运行，使用代理配置
-            final proxyConfig = KRSingBoxImp.instance.kr_buildProxyRule();
-            KRLogUtil.kr_i(
-              '✅ 使用代理模式, url: $url, proxy: $proxyConfig',
-              tag: 'HttpUtil',
-            );
-            return proxyConfig;
-          } catch (e) {
-            // 发生异常时回退到直连
-            KRLogUtil.kr_w(
-              '⚠️ 代理配置异常，回退到直连: $e',
-              tag: 'HttpUtil',
-            );
-            return 'DIRECT';
-          }
-        };
-
-        // ✅ 优化：设置连接失败时的自动回退
-        client.connectionTimeout = const Duration(seconds: 10);
-        client.badCertificateCallback = (cert, host, port) => true;
-
-        return client;
-      },
+    _dio.httpClientAdapter = KRHttpAdapterUtil.createAdapter(
+      useSingBoxProxy: true,
+      timeout: const Duration(seconds: 10),
     );
     KRLogUtil.kr_i('✅ HttpUtil.initDio() 初始化完成', tag: 'HttpUtil');
   }