Arnaud Oqube focused on enhancing documentation for the cardano-foundation/cardano-wallet repository, dedicating the month to improving clarity and maintainability around Buildkite CI processes. He restructured Markdown-based documentation to align references with Buildkite as the primary continuous integration tool, consolidating edits for readability and updating navigation to streamline onboarding for new contributors. His work involved cleaning up external links and refining the overall documentation structure, ensuring that future updates would be easier to manage and less ambiguous. By prioritizing documentation quality and developer experience, Arnaud contributed to repository health, leveraging his skills in documentation and Markdown to address process clarity.