测试nacos连接

src/main/resources/application-dev.yml

@@ -5,7 +5,7 @@ spring:
     cloud:
         nacos:
             discovery:
-                server-addr: old-server-nacos:8849 # Nacos服务器地址
+                server-addr: old-server-nacos:8848 # Nacos服务器地址
                 username: nacos
                 password: nacos
     application: