During December 2024, contributed to the supabase/auth-js repository by implementing automated test coverage reporting integrated with Coveralls. This work involved updating the continuous integration workflow using GitHub Actions and YAML to ensure that test suites run on each build and coverage data is uploaded seamlessly. The integration provides enhanced visibility into test coverage, supporting more reliable quality gates for pull requests and releases. Additionally, a minor code style adjustment was made in helpers.ts to maintain consistency with project conventions. The focus on CI/CD, testing, and TypeScript improved the reliability and maintainability of the release process for the project.