feat(device): 添加设备类目字段并重构DTO结构

liyong

2026-04-15 dc26b581fb9f8c9ce7a86b0495d67764092c3500

 src/main/java/com/ruoyi/framework/security/service/SysRegisterService.java

@@ -69,7 +69,7 @@
        {

            msg = "密码长度必须在5到20个字符之间";

        }

        else if (userService.checkUserNameUnique(sysUser))

        else if (!userService.checkUserNameUnique(sysUser))

        {

            msg = "保存用户'" + username + "'失败，注册账号已存在";

        }