-- 条件第三决议只追加，保存初评实际交付依据；不以缺少任务推断无需第三评。
CREATE TABLE evaluation.muse_evaluation_condition (
    unit_id uuid PRIMARY KEY REFERENCES evaluation.muse_evaluation_unit(unit_id),
    decision jsonb NOT NULL,
    decision_hash text NOT NULL CHECK(decision_hash ~ '^[0-9a-f]{64}$'),
    created_at timestamptz NOT NULL DEFAULT clock_timestamp()
);
CREATE TRIGGER evaluation_condition_guard
BEFORE UPDATE OR DELETE ON evaluation.muse_evaluation_condition
FOR EACH ROW EXECUTE FUNCTION public.muse_guard_literary_history();