Worked on the sst/opentui repository to address a targeted issue affecting keyboard input reliability for Kitty keyboard users. Focused on correcting numpad key code mappings, the developer implemented a TypeScript-based patch that ensured accurate parsing and handling of keypress events across different hardware profiles. The solution involved careful adjustment of input handling logic and thorough unit testing to validate the fix. By aligning the application’s keyboard event processing with expected behaviors, the work reduced misinterpretation of key events and improved the overall user experience. The changes were delivered as a clear, reviewable commit, demonstrating attention to maintainability and traceability.