{"ok":true,"service":"membership-platform","version":"v1","environment":"staging","cold_path":"vercel_handler_fast","note":"GET /health is a fast liveness check; add ?full=1 for DB/storage. /v1/membership loads the full app on first use.","routes":{"health":"/health","health_full":"/health?full=1","openapi":"/openapi.json","membershipApi":"/v1/membership"}}