Worked across the worldfnd/provekit, astral-sh/ruff, and luanfujun/uv repositories to maintain and enhance benchmarking infrastructure. Focused on upgrading CodSpeed to version 3.0.1, ensuring all benchmarking tools remained current and reliable without introducing breaking changes. Addressed a walltime metrics bug in the ruff stack, improving the accuracy of performance measurements. In the uv repository, refreshed and added dependencies to boost compatibility and performance. Employed Rust and TOML for dependency management and benchmarking, leveraging version control best practices. The work emphasized non-disruptive, low-risk improvements that strengthened measurement reliability and tooling maturity across multiple codebases within a single month.