During a two-month period, Thy updated and maintained the CNTT2211052 documentation within the dzokha1010/SysAdmin repository, focusing exclusively on documentation rather than code changes. Thy ensured that the documentation aligned with evolving CNTT requirements, improving onboarding, audit readiness, and knowledge transfer for system administrators. All updates were versioned and tracked using Git, demonstrating disciplined version control and clear commit messaging. The work involved managing binary document changes and maintaining production stability by avoiding code modifications. Thy’s contributions centered on documentation management, Git workflows, and compliance alignment, reflecting a focused and methodical approach to supporting operational and regulatory needs.