During May 2025, Bartosz Komendarczuk focused on stabilizing the puzzle dashboard for the lichess-org/lila repository. He addressed a frontend reliability issue by implementing a guard around chart rendering, ensuring that the dashboard only attempts to render charts when valid puzzle data is present. Using TypeScript and front end development best practices, he introduced a canvas existence check and conditional rendering logic to prevent runtime errors in data-absent scenarios. This defensive engineering approach improved the maintainability and robustness of the dashboard’s rendering path, reducing user-facing errors and ensuring a smoother experience when puzzle data is unavailable or incomplete.