Developed a configurable default click behavior for files in the Git panel within the zed-industries/zed repository, enabling users to tailor their code review workflow by selecting between project-wide diffs, single-file diffs, or direct file viewing. The implementation leveraged Rust for robust event handling and settings management, ensuring that alternate behaviors remained accessible through CMD or CTRL modifier keys. Comprehensive tests were written to validate the new functionality and prevent regressions, while UI guidelines and release notes were updated to support user adoption. Performance was carefully evaluated, confirming that the UI enhancements introduced no noticeable latency for end users.