-- RBAC 用户扩展：电话、工号、微信号、微信二维码
-- 执行前请确认当前库为 RBAC 库（含 `user` 表）

ALTER TABLE `user`
  ADD COLUMN `Phone` VARCHAR(32) NULL COMMENT '电话' AFTER `Avatar`,
  ADD COLUMN `EmployeeNo` VARCHAR(16) NULL COMMENT '工号(NE+4位)' AFTER `Phone`,
  ADD COLUMN `WechatId` VARCHAR(64) NULL COMMENT '微信号' AFTER `EmployeeNo`,
  ADD COLUMN `WechatQrCode` LONGTEXT NULL COMMENT '微信二维码' AFTER `WechatId`;

CREATE UNIQUE INDEX `IX_user_EmployeeNo` ON `user` (`EmployeeNo`);