Yonghui Weng contributed to the hafs-community/HAFS repository by enabling support for GOES-19 Atmospheric Motion Vectors (AMVs), expanding the system’s data ingest capabilities. This was achieved by updating configuration files, specifically adding subtype 273 to hafs_convinfo.txt, allowing the processing of new satellite data. Yonghui also enhanced the maintainability of the Fortran codebase by updating source documentation, introducing Authors and History sections to improve attribution and onboarding for future contributors. The work focused on code maintenance, configuration management, and documentation, utilizing Fortran and text-based configuration, and addressed both technical functionality and long-term project sustainability within a one-month period.