Louis worked on UI theming alignment for the ephemeraHQ/converse-app repository, focusing on improving design-system compliance in React and TypeScript. He implemented a theme-driven approach for the bottom sheet’s primary text color, replacing hard-coded values with design-system tokens to ensure consistency across the header and reactions drawer. To further support maintainability, Louis reverted previous changes that introduced hard-coded colors, allowing the bottom sheet to inherit styles from the theme or parent components. This work enhanced the app’s flexibility for future theming and streamlined UI updates. The depth of the changes reflects a strong understanding of front-end development best practices.