feat (back): removes cover image handling, since it's in core now

web/backend/services/splitter.py

@@ -70,21 +70,9 @@ def run_split_task(task_id: str, tracklist: List[TracklistEntry], options: Dict[
 
         from audio_splitter.core import split_audio
 
-        # Detect attached picture and extract if applicable
-        cover_image_path = None
-        if not args.drop_video:
-            from audio_splitter.ffmpeg import is_attached_picture, extract_cover_image, get_stream_info
-            input_path_str = str(input_path)
-            stream_info = get_stream_info(input_path_str)
-            if stream_info.get('has_video') and is_attached_picture(input_path_str):
-                cover_image_path = output_dir / 'cover.png'
-                if extract_cover_image(input_path_str, str(cover_image_path)):
-                    print(f"Extracted cover image for task {task_id}")
-                else:
-                    cover_image_path = None
-
-        # Attach cover image to args
-        args.cover_image = str(cover_image_path) if cover_image_path else None
+        # Cover image handling is now done internally by split_audio()
+        # via the handler system (opustags for Opus, ffmpeg for others)
+        args.cover_image = None
 
         task_manager.update_task_with_progress(
             task_id, progress=10, message="Starting split..."