feat: prod 환경 셋팅

http/http-client.env.json

@@ -4,7 +4,7 @@
     "wsHost": "ws://localhost:8001"
   },
   "prod": {
-    "appHost": "http://localhost:8080",
+    "appHost": "http://121.190.193.50:6081",
-    "wsHost": "ws://localhost:8001"
+    "wsHost": "ws://121.190.193.50:6082"
   }
 }