-- 自有账号监控：账号级指标时序快照（粉丝/关注/获赞总数/作品总数）。
-- 采集时机：syncCreatorOwned 成功路径末尾顺带拉 self profile，与作品采集同节奏。
CREATE TABLE IF NOT EXISTS creator_account_metric (
    id bigint GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
    account_id text NOT NULL REFERENCES social_account(id) ON DELETE CASCADE,
    collected_at timestamptz NOT NULL DEFAULT now(),
    follower_count bigint,
    following_count bigint,
    total_favorited bigint,
    aweme_count bigint,
    UNIQUE (account_id, collected_at)
);
CREATE INDEX IF NOT EXISTS creator_account_metric_account_idx
    ON creator_account_metric (account_id, collected_at);