fix: 修正用户端热更新连接配置

ai_knowledge_base_v2/apps/user-client/vite.config.ts

@@ -7,10 +7,6 @@ export default defineConfig({
     allowedHosts: ["qa.huiyushuyuan.cn"],
     port: 5173,
     host: "0.0.0.0",
-    hmr: {
-      protocol: "ws",
-      clientPort: 80,
-    },
     proxy: {
       "/api": {
         target: "http://backend:8100",