feat：参照研听的基础工程

lib/common/network/kratos_error_interceptor.dart

@@ -0,0 +1,8 @@
+import 'package:dio/dio.dart';
+
+class KratosErrorInterceptor extends Interceptor {
+  @override
+  void onError(DioException err, ErrorInterceptorHandler handler) {
+    handler.next(err);
+  }
+}