During a two-month period, Thy updated and maintained the CNTT2211052 documentation within the dzokha1010/SysAdmin repository, focusing exclusively on documentation improvements without altering production code. Thy’s work involved revising and aligning the documentation to meet updated CNTT requirements, thereby enhancing onboarding, knowledge transfer, and audit readiness for the SysAdmin project. All changes were versioned and tracked using Git, with clear commit messages to ensure traceability and compliance. The updates were delivered as binary document changes, leveraging skills in technical writing, version control, and documentation management. Thy’s contributions prioritized production stability while ensuring the documentation accurately reflected current standards.