Create, debug, and manage CI/CD pipelines with GitHub Actions. Use when the user needs to set up automated testing, deployment, releases, or workflows. Covers workflow syntax, common patterns, secrets management, caching, matrix builds, and troubleshooting.

使用 GitHub Actions 创建、调试和管理 CI/CD 流水线，适用于需要设置自动化测试、部署、发布或工作流的场景，涵盖工作流语法、常见模式、密钥管理、缓存、矩阵构建和故障排查。