Implement active task management for downloads and generations, enhancing user experience with toast notifications for ongoing tasks. Refactor language handling in forms to support multiple languages. Update audio player to manage restart functionality and improve sidebar icon representation. Adjust progress tracking for model downloads in the backend.

app/src/components/ui/progress.tsx

@@ -12,7 +12,7 @@ const Progress = React.forwardRef<
     {...props}
   >
     <ProgressPrimitive.Indicator
-      className="h-full w-full flex-1 bg-primary transition-all"
+      className="h-full w-full flex-1 bg-accent transition-all"
       style={{ transform: `translateX(-${100 - (value || 0)}%)` }}
     />
   </ProgressPrimitive.Root>