refactor: 更新WebSocket相关测试和location_broadcast模块

- 更新location_broadcast网关以支持原生WebSocket
- 修改WebSocket认证守卫和中间件
- 更新相关的测试文件和规范
- 添加WebSocket测试工具
- 完善Zulip服务的测试覆盖

技术改进:
- 统一WebSocket实现架构
- 优化性能监控和限流中间件
- 更新测试用例以适配新的WebSocket实现

src/business/location_broadcast/performance_monitor.middleware.ts

@@ -29,7 +29,14 @@
  */
 
 import { Injectable, Logger } from '@nestjs/common';
-import { Socket } from 'socket.io';
+
+/**
+ * 扩展的WebSocket接口
+ */
+interface ExtendedWebSocket extends WebSocket {
+  id: string;
+  userId?: string;
+}
 
 /**
  * 性能指标接口
@@ -203,7 +210,7 @@ export class PerformanceMonitorMiddleware {
    * @param client WebSocket客户端
    * @returns 监控上下文
    */
-  startMonitoring(eventName: string, client: Socket): { startTime: [number, number]; eventName: string; client: Socket } {
+  startMonitoring(eventName: string, client: ExtendedWebSocket): { startTime: [number, number]; eventName: string; client: ExtendedWebSocket } {
     const startTime = process.hrtime();
     
     // 记录连接
@@ -220,7 +227,7 @@ export class PerformanceMonitorMiddleware {
    * @param error 错误信息
    */
   endMonitoring(
-    context: { startTime: [number, number]; eventName: string; client: Socket },
+    context: { startTime: [number, number]; eventName: string; client: ExtendedWebSocket },
     success: boolean = true,
     error?: string,
   ): void {
@@ -231,7 +238,7 @@ export class PerformanceMonitorMiddleware {
       eventName: context.eventName,
       duration,
       timestamp: Date.now(),
-      userId: (context.client as any).userId,
+      userId: context.client.userId,
       socketId: context.client.id,
       success,
       error,
@@ -246,7 +253,7 @@ export class PerformanceMonitorMiddleware {
    * @param client WebSocket客户端
    * @param connected 是否连接
    */
-  recordConnection(client: Socket, connected: boolean): void {
+  recordConnection(client: ExtendedWebSocket, connected: boolean): void {
     if (connected) {
       this.connectionCount++;
       this.activeConnections.add(client.id);
@@ -640,7 +647,7 @@ export function PerformanceMonitor(eventName?: string) {
     const finalEventName = eventName || propertyName;
     
     descriptor.value = async function (...args: any[]) {
-      const client = args[0] as Socket;
+      const client = args[0] as ExtendedWebSocket;
       const performanceMonitor = new PerformanceMonitorMiddleware();
       
       const context = performanceMonitor.startMonitoring(finalEventName, client);