fix: Remove music icon badge from PersistentMusicPlayer

- Remove redundant 🎵 badge from the music player itself
- Clean up Badge import that's no longer needed
- Keep the player interface clean and focused on controls

The music player now has a cleaner look without redundant visual indicators.

packages/frontend/src/components/PersistentMusicPlayer.tsx

@@ -11,7 +11,6 @@ import {
   SliderThumb,
   Icon,
   useToast,
-  Badge,
 } from '@chakra-ui/react';
 import {
   FiPlay,
@@ -227,14 +226,9 @@ export const PersistentMusicPlayer: React.FC<PersistentMusicPlayerProps> = ({
       <HStack spacing={4} align="center">
         {/* Song Info */}
         <VStack align="start" spacing={1} flex={1} minW={0}>
-          <HStack spacing={2} align="center">
-            <Text fontWeight="bold" fontSize="md" color="white" noOfLines={1}>
-              {currentSong.title}
-            </Text>
-            <Badge colorScheme="green" size="sm" variant="subtle" bg="green.900" color="green.200">
-              🎵
-            </Badge>
-          </HStack>
+          <Text fontWeight="bold" fontSize="md" color="white" noOfLines={1}>
+            {currentSong.title}
+          </Text>
           <Text fontSize="sm" color="gray.400" noOfLines={1}>
             {currentSong.artist}
           </Text>