During March 2025, Peng Zuo enhanced the cloudability/metrics-agent repository by improving API key management and deployment guidance. He updated the documentation to recommend secure API key handling, secret manager integration, and modern deployment methods using YAML and Helm, while removing outdated S3 options. Peng also clarified instructions and corrected typos to reduce confusion during deployment. On the CI/CD front, he streamlined GitHub Actions workflows by removing Snyk security scanning steps, simplifying the build process. His work focused on technical writing, CI/CD, and documentation using Markdown and YAML, resulting in clearer deployment practices and a more maintainable, secure engineering workflow.