During August 2025, AMS21 contributed to the rust-lang/rust repository by enhancing both documentation and test diagnostics. They improved the bootstrap configuration documentation by correcting spelling errors in the TOML example file, which increased clarity and reduced onboarding friction for new contributors. Additionally, AMS21 upgraded the UI testing framework in Rust to display runtime error messages directly in test output, streamlining the debugging process during continuous integration. Their work demonstrated proficiency in Rust, error handling, and configuration management, with a focus on maintainability and developer experience. These targeted improvements addressed documentation quality and test observability, supporting more efficient development workflows.