Fix search_youtube_music: use Modal proxy first instead of direct API

src/mcp_servers/music_server.py

@@ -240,23 +240,31 @@ class MusicMCPServer:
         # Apply rate limiting
         self._rate_limit_youtube()
         
-        # Check if YouTube is accessible before attempting search
-        if not self._check_youtube_available():
-            print("⚠️ YouTube is not accessible (DNS/network issue). Skipping YouTube search.")
-            return []
-        
-        tracks = []
-        max_retries = 3
-        retry_delay = 2  # Start with 2 seconds
+        # First, try Modal proxy (works in all restricted networks)
+        print("🔍 Trying Modal proxy search...")
+        modal_tracks = self.search_youtube_via_modal_proxy(query, limit)
+        if modal_tracks:
+            print(f"✅ Found {len(modal_tracks)} tracks via Modal proxy")
+            return modal_tracks
 
-        # First, try YouTube Data API (works in restricted networks)
-        print("🔍 Trying YouTube Data API search...")
+        # Fallback to direct YouTube API (works in restricted networks but may not work in HF Spaces)
+        print("⚠️ Modal proxy failed, trying YouTube Data API...")
         api_tracks = self.search_youtube_via_api(query, limit)
         if api_tracks:
             print(f"✅ Found {len(api_tracks)} tracks via YouTube API")
             return api_tracks
 
+        # Last resort: try yt-dlp (won't work in HF Spaces due to DNS restrictions)
         print("⚠️ YouTube API failed, trying yt-dlp...")
+        
+        # Check if YouTube is accessible before attempting search
+        if not self._check_youtube_available():
+            print("⚠️ YouTube is not accessible (DNS/network issue). Skipping yt-dlp search.")
+            return []
+        
+        tracks = []
+        max_retries = 3
+        retry_delay = 2  # Start with 2 seconds
 
         for attempt in range(max_retries):
             try: