Worked on improving documentation quality for the tokio-rs/tokio repository, specifically addressing issues related to the Reactor Refactor. Focused on technical writing and documentation skills, the contribution involved identifying and correcting a missing closing brace in a Markdown code block within reactor-refactor.md. This syntax fix ensured accurate formatting and proper rendering of the documentation, aligning it with recent codebase changes. By resolving this bug, the work reduced potential confusion for contributors and users, supporting smoother onboarding. The update enhanced the overall health of the repository’s documentation workflow, utilizing Markdown and Git version control to maintain consistency and clarity throughout.