Worked on stabilizing the Unix-based BaseTools build process for the tianocore/edk2-platforms repository by addressing a recurring build failure that affected developer productivity and CI reliability. Focused on correcting the wrapper script path, updating the build_bios.py script, and ensuring reliable command discovery across Unix environments. Utilized Python and scripting skills to validate the end-to-end build flow, eliminating issues introduced by previous code simplification. The work centered on build systems and Unix shell scripting, resulting in a more robust and maintainable build process that supports consistent development workflows and reduces interruptions for contributors working in Unix-like environments.