BEGIN;

ALTER TABLE firmware_assignment DROP CONSTRAINT firmware_assignment_status_check;
UPDATE firmware_assignment SET status=CASE status
    WHEN 'PENDING' THEN 'ASSIGNED'
    WHEN 'COMMAND_QUEUED' THEN 'ASSIGNED'
    WHEN 'SUCCEEDED' THEN 'CONFIRMED'
    ELSE status
END;
ALTER TABLE firmware_assignment
    ADD COLUMN progress_percent integer CHECK(progress_percent BETWEEN 0 AND 100),
    ADD COLUMN last_result jsonb NOT NULL DEFAULT '{}'::jsonb CHECK(jsonb_typeof(last_result)='object'),
    ADD COLUMN last_reported_at timestamptz,
    ADD CONSTRAINT firmware_assignment_status_check
        CHECK(status IN ('ASSIGNED','DOWNLOADING','INSTALLING','CONFIRMED','FAILED','ROLLED_BACK'));

COMMIT;