During February 2025, Chen focused on enhancing documentation for the TianxingChen/Embodied-AI-Guide repository by improving the structure and readability of the project’s README. Chen migrated the heading format from asterisk-based to hash-based Markdown, leveraging Markdown syntax expertise to create a clearer visual hierarchy. This change aimed to streamline onboarding for new contributors and improve the overall developer experience by making key information more accessible. The update was delivered as a single, traceable commit, reflecting a disciplined approach to version control and documentation. Chen’s work demonstrated attention to detail in technical writing and a practical understanding of developer onboarding challenges.