fix: 处理null问题

buhuazhen

2026-06-01 facbfd2b1a0eb1ea971b699def8c85a43c5fa7fa

 src/main/java/com/ruoyi/project/system/service/ISysConfigService.java

@@ -85,5 +85,5 @@
     * @param config 参数信息

     * @return 结果

     */

    public String checkConfigKeyUnique(SysConfig config);

    public boolean checkConfigKeyUnique(SysConfig config);

}