Worked on the luanfujun/uv repository to enhance the reliability of automated testing by addressing a persistent issue in the cache_prune::prune_unzipped test. Focused on improving test stability and continuous integration outcomes, the developer updated the test’s expected error message format to match recent changes, thereby reducing false negatives and preventing flaky CI failures. This targeted bug fix ensured that the test suite remained stable and green throughout March 2025, supporting faster development cycles. The work was carried out using Rust and emphasized robust testing practices, contributing to ongoing maintenance and the overall health of the project’s codebase.