Contributed to the chrom9103/PiPi_Git-intro repository by authoring a new self-introduction lecture, delivered as a Markdown file named mayo115.md and organized under the lectures directory. Focused on enhancing onboarding and contributor experience, the work centralized introductory content to improve repository structure and accessibility. Demonstrated skills in documentation, precise Git commit management, and content organization, ensuring the new feature was integrated cleanly without introducing regressions or requiring bug fixes. The technical approach emphasized clarity and maintainability, leveraging Markdown for content creation and Git for version control, resulting in a streamlined addition that supports future onboarding and documentation efforts.