Remove redundant playlist ownership filtering

Eliminated unnecessary filtering of playlists by owner or collaboration status, as the Spotify API already returns all accessible playlists. This simplifies the code and ensures all relevant playlists are processed.

core/spotify_client.py

@@ -243,11 +243,12 @@ class SpotifyClient:
             
             while results:
                 for playlist_data in results['items']:
-                    if playlist_data['owner']['id'] == self.user_id or playlist_data['collaborative']:
-                        logger.info(f"Fetching tracks for playlist: {playlist_data['name']}")
-                        tracks = self._get_playlist_tracks(playlist_data['id'])
-                        playlist = Playlist.from_spotify_playlist(playlist_data, tracks)
-                        playlists.append(playlist)
+                    # Spotify API already returns all playlists the user has access to
+                    # (owned + followed), so no need to filter
+                    logger.info(f"Fetching tracks for playlist: {playlist_data['name']}")
+                    tracks = self._get_playlist_tracks(playlist_data['id'])
+                    playlist = Playlist.from_spotify_playlist(playlist_data, tracks)
+                    playlists.append(playlist)
                 
                 results = self.sp.next(results) if results['next'] else None
             
@@ -285,11 +286,12 @@ class SpotifyClient:
                 
                 batch_count = 0
                 for playlist_data in results['items']:
-                    if playlist_data['owner']['id'] == self.user_id or playlist_data['collaborative']:
-                        # Create playlist with empty tracks list for now
-                        playlist = Playlist.from_spotify_playlist(playlist_data, [])
-                        playlists.append(playlist)
-                        batch_count += 1
+                    # Spotify API already returns all playlists the user has access to
+                    # (owned + followed), so no need to filter
+                    # Create playlist with empty tracks list for now
+                    playlist = Playlist.from_spotify_playlist(playlist_data, [])
+                    playlists.append(playlist)
+                    batch_count += 1
                 
                 total_fetched += batch_count
                 logger.info(f"Retrieved {batch_count} playlists in batch (offset {offset}), total: {total_fetched}")