fix: 处理null问题

buhuazhen

2026-06-01 facbfd2b1a0eb1ea971b699def8c85a43c5fa7fa

 src/main/java/com/ruoyi/common/constant/HttpStatus.java

@@ -86,4 +86,9 @@
     * 接口未实现

     */

    public static final int NOT_IMPLEMENTED = 501;



    /**

     * 系统警告消息

     */

    public static final int WARN = 601;

}