-- 057: 为 audio_synthesis 表添加审核相关字段
-- 对应 model: audio.py 中 AudioSynthesis 的 review_status 等字段

ALTER TABLE aigcspace.audio_synthesis
ADD COLUMN IF NOT EXISTS review_status VARCHAR(20) DEFAULT 'pending',
ADD COLUMN IF NOT EXISTS reviewed_by INTEGER,
ADD COLUMN IF NOT EXISTS reviewed_at TIMESTAMP,
ADD COLUMN IF NOT EXISTS reject_reason VARCHAR(500);