During December 2024, Bart Oldeman focused on stabilizing the post-installation workflow in the easybuild-framework repository. He addressed a recursion bug in the post_install_step by ensuring it consistently invoked the original implementation, which eliminated stack overflow risks and improved workflow reliability. Bart introduced deprecation guidance to transition users from post_install_step to the newer post_processing_step, maintaining backward compatibility throughout the process. He expanded automated test coverage to verify that deprecation warnings were correctly displayed, and updated documentation to align with these changes. His work demonstrated strong skills in Python, code refactoring, and software testing, resulting in a more robust upgrade path.