{"service": "创作 API 网关", "version": "1.0.0", "docs": "见 creative-stack/README.md", "endpoints": ["POST /v1/files", "POST /v1/images/generate", "POST /v1/videos/generate", "POST /v1/videos/merge", "POST /v1/audio/speech", "GET /v1/jobs/<id>", "GET /v1/jobs", "GET /v1/files/<job_id>/<filename>", "GET /health"]}