Worked on enhancing the screwdriver-cd/ui repository by implementing a targeted UI feature that displays specific cause messages for PR-closed workflow events within event rails and event cards. This change replaced generic commit messages with more informative context, improving the clarity of PR-related pipeline events and aiding both debugging and operator efficiency. The solution was developed using JavaScript and Handlebars, focusing on clean data handling and efficient rendering to maintain UI performance. By increasing the visibility of pull request context in the interface, the update streamlined the review process and reduced the time required to diagnose PR-related failures for development teams.