Worked on enhancing build robustness for the godotengine/godot repository by addressing compatibility issues related to Mold Linker Detection on older systems. Focused on improving the detection mechanism by leveraging PATH environment variable handling, which reduced build failures in legacy environments and streamlined developer onboarding for those using older toolchains. Utilized Python scripting and system programming skills to implement and document the fix, ensuring cross-platform compatibility and maintainable code. The work emphasized clean, concise commits and effective collaboration within the repository, ultimately contributing to improved build stability and broader accessibility for developers working with diverse system configurations and environments.