Worked on the anthropics/claude-code-action repository to deliver a security and authentication enhancement for the setup-bun GitHub Action. Addressed the issue of API rate limiting by introducing a GitHub token parameter, ensuring that the action authenticates properly and reducing the likelihood of flaky continuous integration runs. This feature improved build stability and accelerated feedback loops, directly supporting developer productivity. The solution was implemented using YAML and leveraged DevOps practices with a focus on GitHub Actions workflows. The work demonstrated a targeted approach to CI reliability, emphasizing robust authentication and practical improvements to the developer experience within the repository’s automation pipeline.