Websocket
来自ling
https://gitee.com/wu_xiaoxi/spring-family/tree/master/springboot-websocket
WebSocketAutoConfig WebSocketEventListener SessionRegistry
WebSocketController BaseStageTaskCreateListener MessageService
<!--websocket-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-websocket</artifactId>
</dependency>