ALTER TABLE `t_app_guide_config`
  ADD COLUMN `iosPackage` varchar(128) DEFAULT NULL COMMENT 'iOS应用包标识' AFTER `androidPackage`,
  ADD COLUMN `androidDeepLink` varchar(512) DEFAULT NULL COMMENT 'Android深链地址' AFTER `apkUrl`,
  ADD COLUMN `iosDeepLink` varchar(512) DEFAULT NULL COMMENT 'iOS深链地址' AFTER `androidDeepLink`;
-- 回滚：ALTER TABLE `t_app_guide_config` DROP COLUMN `iosPackage`, DROP COLUMN `androidDeepLink`, DROP COLUMN `iosDeepLink`;