Playlist name in txt output (#140)

.gitignore

@@ -3,6 +3,7 @@ config.yml
 config.yaml
 .cache*
 .session.yml
+songs not found.txt
 
 # Byte-compiled / optimized / DLL files
 __pycache__/

src/spotify_to_tidal/sync.py

@@ -281,7 +281,9 @@ async def search_new_tracks_on_tidal(tidal_session: tidalapi.Session, spotify_tr
             color = ('\033[91m', '\033[0m')
             print(color[0] + "Could not find the track " + song404[-1] + color[1])
     file_name = "songs not found.txt"
+    header = f"==========================\nPlaylist: {playlist_name}\n==========================\n"
     with open(file_name, "a", encoding="utf-8") as file:
+        file.write(header)
         for song in song404:
             file.write(f"{song}\n")