-- 阈值判断记录只属于隔离评测；不能直接当作生产目标的启用回执。
CREATE TABLE evaluation.muse_effect_assessment (
    experiment_id uuid PRIMARY KEY REFERENCES evaluation.muse_experiment(experiment_id),
    receipt_id uuid NOT NULL UNIQUE,
    payload jsonb NOT NULL,
    payload_hash text NOT NULL,
    created_at timestamptz NOT NULL DEFAULT clock_timestamp()
);
CREATE TRIGGER effect_assessment_guard BEFORE UPDATE OR DELETE ON evaluation.muse_effect_assessment
FOR EACH ROW EXECUTE FUNCTION public.muse_guard_literary_history();