Worked on the microsoft/vcpkg repository to address a critical build system issue by updating the SHA512 checksum for the ipaddress port, ensuring alignment with the released 1.2.0 version. This change improved build integrity by allowing the CI system to correctly validate port versions, reducing the risk of misvalidated builds and downstream reproducibility issues. The solution involved careful management of build system dependencies using CMake and a focus on maintaining robust automated pipelines. Through precise versioning and clear commit practices, the work closed a dependency integrity gap, strengthening the reliability of the build process for all consumers of the repository.