Naoshi worked on the microsoft/TypeScript repository, focusing on enhancing the CI/CD infrastructure by migrating the coverage reporting workflow to use the mariner-2.0 image. This update involved reconfiguring the build environment to improve consistency and reliability across continuous integration runs. Leveraging skills in CI/CD and GitHub Actions, Naoshi implemented changes in YAML to align configuration files with the new Mariner-based environment. The work addressed infrastructure stability and maintainability, ensuring that coverage reporting is robust and future-proof. While no bugs were fixed during this period, the depth of the contribution lay in foundational improvements to the project’s build and test pipelines.