Worked on enhancing the branding of CesiumGS/cesium by updating the ChatPanel component to restore and prominently display the Cesium logo in both the header and welcome message. Leveraged React for component structure and used TypeScript and CSS to implement new UI features, including logo animations and interactive hover effects. These changes improved visual consistency and brand visibility across the ChatPanel interface, aiming to increase user trust and recognition. All modifications were delivered in a single, traceable commit, focusing on minimal risk and clear documentation. No bugs were addressed during this period, with efforts concentrated on front end development and UI polish.