During October 2024, Tamas Nagy enhanced the build system for the astral-sh/python-build-standalone repository by integrating the Hacl_Hash_SHA2 cryptographic module directly into the Python extension. This approach replaced the previous method of linking against an external libHacl_Hash_SHA2.a, reducing external dependencies and minimizing potential ABI mismatches across environments. Tamas updated the extension-modules.yml configuration using YAML to reflect this change, streamlining the build process and improving portability. The work demonstrated a focused application of build system configuration skills, resulting in a more reliable and consistent build pipeline for Python extensions without introducing new bugs or regressions during the period.