fix：参考金值，研听，研值工程通用通用工程公共能力，重点对比网络请求、登录认证、状态管理、本地存储、WebView、推送、版本更新、一键登录、主题/UI 等模块，确定后续统一整改方案

lib/common/push/push_api_client.dart

@@ -0,0 +1,24 @@
+import 'package:dio/dio.dart';
+// ignore: unused_import — compute() is referenced by generated Retrofit code.
+import 'package:flutter/foundation.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:retrofit/retrofit.dart';
+
+import '../../models/pb/jinzhi/v1/push.pb.dart';
+import '../network/dio_provider.dart';
+
+part 'push_api_client.g.dart';
+
+@RestApi()
+abstract class PushApiClient {
+  factory PushApiClient(Dio dio, {String? baseUrl}) = _PushApiClient;
+
+  @POST('/api/v1/push/devices')
+  Future<RegisterPushDeviceReply> registerDevice(
+    @Body() RegisterPushDeviceRequest request,
+  );
+}
+
+final pushApiClientProvider = Provider<PushApiClient>(
+  (ref) => PushApiClient(ref.watch(backendDioProvider)),
+);