-- 规则种子只生成候选；启用记录由后续B10评测及S01批准产生。
CREATE TABLE public.muse_rule_version (
    version_id uuid PRIMARY KEY,
    author_id text NOT NULL,
    rule_id text NOT NULL,
    revision bigint NOT NULL CHECK (revision > 0),
    payload jsonb NOT NULL CHECK (jsonb_typeof(payload) = 'object'),
    payload_hash text NOT NULL CHECK (payload_hash ~ '^[0-9a-f]{64}$'),
    created_at timestamptz NOT NULL DEFAULT clock_timestamp(),
    UNIQUE(author_id, rule_id, revision)
);
CREATE TABLE public.muse_rule_activation (
    author_id text NOT NULL,
    rule_id text NOT NULL,
    version_id uuid NOT NULL REFERENCES public.muse_rule_version(version_id),
    evaluation_ref text NOT NULL,
    approval_ref text NOT NULL,
    PRIMARY KEY(author_id, rule_id)
);
CREATE TABLE public.muse_diagnosis (
    diagnosis_id uuid PRIMARY KEY,
    author_id text NOT NULL,
    work_id text NOT NULL REFERENCES public.muse_work(work_id),
    payload jsonb NOT NULL CHECK (jsonb_typeof(payload) = 'object'),
    payload_hash text NOT NULL CHECK (payload_hash ~ '^[0-9a-f]{64}$'),
    created_at timestamptz NOT NULL DEFAULT clock_timestamp()
);
CREATE TRIGGER muse_rule_version_guard BEFORE UPDATE OR DELETE ON public.muse_rule_version
FOR EACH ROW EXECUTE FUNCTION public.muse_guard_literary_history();
CREATE TRIGGER muse_diagnosis_guard BEFORE UPDATE OR DELETE ON public.muse_diagnosis
FOR EACH ROW EXECUTE FUNCTION public.muse_guard_literary_history();