优化websocket操作类代码

‘liusuyi’

2023-07-29 783f11f29131a6141cd7f68ded39c9acd93868a6

 ruoyi-common/src/main/java/com/ruoyi/common/constant/CacheConstants.java

@@ -50,4 +50,8 @@
     * 所有相机 redis key
     */
    public static final String CAMERA_LIST_KEY = "camera_list:";
    /**
     * 所有用户 redis key
     */
    public static final String USER_LIST_KEY = "user_list:";
}