Sydney He enhanced the documentation for the alibaba/ROLL repository by updating the README to include a direct arXiv preprint link and refactoring citation information for improved accuracy. Focusing on Markdown and documentation best practices, Sydney ensured that research references are now more discoverable and correctly attributed, which streamlines onboarding for new contributors and researchers. The work emphasized clean version control, with descriptive commit messages and traceable documentation changes. Although no bugs were fixed during this period, the depth of the contribution lay in improving knowledge transfer and citation consistency, leveraging strong skills in technical writing and documentation management.