Hyuna focused on improving documentation organization within the 42srr/STUDY_CS repository by renaming the Chapter 2 Study Guide Markdown file to enhance discoverability and maintain naming consistency. This change, implemented using Markdown and version control best practices, did not alter any code or functionality but streamlined the documentation structure for easier onboarding and future maintenance. Hyuna demonstrated attention to detail in documentation management, ensuring that the file system accurately reflected the scope of Chapter 2 topics such as DNS, P2P file distribution, and socket programming. The work emphasized clarity, traceability, and maintainability, reflecting a methodical approach to documentation engineering.