During May 2025, this developer focused on backend stability for the DIYgod/RSSHub project, addressing a routing issue in the 3dmgame News Center. They implemented targeted input validation to ensure only numeric category IDs were accepted, preventing invalid routing paths and improving content delivery reliability. Using TypeScript and leveraging their skills in API integration and backend development, they modified the route layer to clarify input expectations and reduce errors. The work was carefully documented in the commit history, reflecting disciplined debugging and adherence to repository standards. This contribution enhanced the maintainability and robustness of the RSSHub codebase during the period.