Abir enhanced the OPM/opm-common repository by extending its C++ parser to support the new GEFAC keyword within the ACTIONX block, addressing configuration compatibility and reducing user errors during parsing. Focusing on codebase maintenance, Abir implemented targeted changes that allowed the parser to recognize and process GEFAC, ensuring smoother onboarding for users working with updated ACTIONX configurations. The work maintained overall system stability while expanding feature support, demonstrating careful attention to code quality and traceability through clear commit documentation. This update reduced support overhead and improved interoperability for configuration files, reflecting a thoughtful approach to evolving project requirements.