Luandiasrj focused on front end development for the decolua/9router repository, addressing a user experience issue related to loading indicators. Using React and JavaScript, Luandiasrj implemented a targeted bug fix that standardized the loading state icon to consistently use the play_arrow symbol, replacing previous uses of sync or progress_activity. This change ensured a clear, clockwise spinning animation during asynchronous operations, reducing visual ambiguity and improving feedback for users. The solution was delivered as a single, isolated commit, which simplifies both code review and future maintenance. The work demonstrated attention to UX detail, though it was limited in scope and depth.