During November 2024, Chris Kushelevsky enhanced the UCSD-E4E/smartfin-fw3 repository by focusing on documentation quality and maintainability. Working primarily in C and C++, Chris introduced a dedicated Doxygen module to organize Base64 and URL-safe Base64 codec functions, improving documentation discoverability. He also resolved a broken GPS initialization documentation link and corrected Base85 encoding documentation to ensure proper Doxygen parsing. Additionally, Chris provided comprehensive documentation for the DataUpload class, detailing its API and internal structure. These targeted improvements streamlined onboarding, reduced ambiguity for future contributors, and established a more robust foundation for ongoing codebase maintenance and API usability.