feat(tracks): add edition tags to output filenames

Extend track.edition to support a list of tags (e.g., ["IMAX", "3D"]) that are inserted into the output filename before the resolution.

unshackle/core/titles/episode.py

@@ -158,6 +158,11 @@ class Episode(Title):
         if getattr(config, "repack", False):
             name += " REPACK"
 
+        if self.tracks:
+            first_track = next(iter(self.tracks), None)
+            if first_track and first_track.edition:
+                name += " " + " ".join(first_track.edition)
+
         if primary_video_track:
             resolution_token = _get_resolution_token(primary_video_track)
             if resolution_token:
@@ -286,4 +291,4 @@ class Series(SortedKeyList, ABC):
         return tree
 
 
-__all__ = ("Episode", "Series")
+__all__ = ("Episode", "Series")