During this period, contributed a feature to the martinvonz/jj repository that enables diff editors to be invoked once per changed file, streamlining workflows for tools like vimdiff. This enhancement was implemented in Rust and focused on command line interface development, introducing a new configuration option to control per-file invocation independently from existing diff-invocation modes. By addressing issue #7760, the work improved editor-based diff workflows, reducing setup time and minimizing context switching for developers. The changes enhanced the user experience during code reviews and merging, making per-file edits more efficient and supporting better productivity within version control systems.