Elsie Zhang expanded the advanced-computing/course-materials repository by developing a new Markdown-based profile that details academic background, interests, and personal insights, enhancing both discoverability and onboarding for future contributors. She introduced a new subproject and updated the profile with an image, extending the portfolio’s content and visual appeal. Elsie also restructured the repository by removing the course-materials directory, streamlining the project’s organization and reducing maintenance overhead. Her work emphasized content creation, documentation, and project management, with a focus on version control hygiene through incremental, trackable commits. The depth of her contributions reflects a thoughtful approach to documentation and repository structure.