Wenle He focused on improving accessibility within the CMU-313hub.io.git repository by addressing a navigation bug in the Homework Schedule. Through careful data management and documentation, Wenle identified and corrected incorrect YAML-based links that previously hindered student navigation. The solution involved a targeted commit that restored accurate paths, ensuring students could reliably access course materials. Wenle validated the integrity of all updated links to prevent future navigation issues, demonstrating a methodical approach to change management. This work, while limited in scope to a single bug fix, reflected attention to detail and a commitment to accessible, reliable course infrastructure.