Worked on stabilizing the automated book build pipeline for the harvard-edge/cs249r_book repository, focusing on resolving a persistent Chrome headless rendering issue within the CI/CD process. Addressed this by updating multiple GitHub Actions workflows to explicitly pin the Quarto version to 1.7.13, ensuring deterministic and reliable book rendering. This technical approach, implemented using YAML and leveraging CI/CD best practices, eliminated rendering-related failures that previously caused delays and unreliable builds. The work improved the repository’s publish readiness and feedback loop, prioritizing reliability over new feature development and resulting in a more stable and predictable automated publishing process.