During December 2024, Glo35265 focused on enhancing PHP 8.4 compatibility for the magento/magento2-page-builder repository. They updated test type hints to accept nullable string values for session IDs, ensuring the test suite would function correctly with the upcoming PHP release. This work involved careful PHP development and testing to validate that Adobe Commerce 2.4.8 core code remained stable and maintainable. By prioritizing code compatibility and test infrastructure resilience, Glo35265 laid the foundation for broader compatibility improvements. Although the scope did not include bug fixes, the work demonstrated depth in aligning test infrastructure with evolving language requirements and runtime environments.