Add i18n, use default imports for UI.

src/components/ui/ComboBox.tsx

@@ -1,6 +1,6 @@
 import styled from "styled-components";
 
-export const ComboBox = styled.select`
+export default styled.select`
 	padding: 8px;
     border-radius: 2px;
     color: var(--secondary-foreground);