Rohan focused on stabilizing UI tests for the dzangolab/vue repository, specifically addressing the SidebarHeaderLayout component. He updated the snapshot test to accurately reflect recent header changes and removed an unnecessary empty class attribute, which helped reduce test flakiness and improved the reliability of continuous integration workflows. Working primarily with JavaScript and TypeScript, Rohan applied his frontend development and snapshot testing skills to streamline the testing process. Although the work centered on a single bug fix rather than new features, the targeted update contributed to more maintainable tests and reduced triage time, reflecting a careful and detail-oriented engineering approach.