During December 2024, Abdel Lahrach focused on backend reliability for the mendableai/firecrawl repository, addressing data consistency in the Playwright service API. He refined the API’s response logic using TypeScript, ensuring the pageError field is included only when an actual error occurs, rather than returning unnecessary null values. This adjustment aligned the API output with its schema, improving data quality and simplifying downstream integration for clients. Abdel applied his skills in API and backend development to enhance the robustness of the service, prioritizing maintainability and clarity in data exchange, though no new features were released during this period of work.