-- 检测任务新增 created 初始状态；task_analysis_results.status 仍保留原有语义

ALTER TABLE `inspection_tasks`
  MODIFY COLUMN `status` ENUM('created','pending','processing','completed','error') NOT NULL DEFAULT 'created';

UPDATE `inspection_tasks` AS t
LEFT JOIN `task_analysis_results` AS r
  ON r.`taskId` = t.`id`
SET t.`status` = 'created'
WHERE t.`status` = 'pending'
  AND r.`id` IS NULL;