[BACKEND] Default overrides for indent variables

src/ytdl_sub/prebuilt_presets/music/music.yaml

@@ -28,15 +28,18 @@ presets:
         - "{track_artist}"
       albumartists:
         - "{track_album_artist}"
-      genre:
+      genres:
         - "{track_genre}"
 
     overrides:
 #   MUST DEFINE:
 #     music_directory
 
+      # Defaults
+      track_genre_default: "Unset"
+
       # Subscription overrides
-      subscription_indent_1: "Unset"  # genre
+      subscription_indent_1: "{track_genre_default}"
       url: "{subscription_value}"
 
       # Track Overrides

src/ytdl_sub/prebuilt_presets/tv_show/episode.yaml

@@ -23,8 +23,15 @@ presets:
 #     season_number_padded
 #     episode_number
 #     episode_number_padded
-      subscription_indent_1: "ytdl-sub"  # genre
-      subscription_indent_2: "TV-14"  # content rating
+
+      # Defaults
+      tv_show_genre_default: "ytdl-sub"
+      tv_show_content_rating_default: "TV-14"
+
+      # Indents to use default values
+      subscription_indent_1: "{tv_show_genre_default}"
+      subscription_indent_2: "{tv_show_content_rating_default}"
+
       tv_show_name: "{subscription_name}"
       tv_show_genre: "{subscription_indent_1}"
       tv_show_content_rating: "{subscription_indent_2}"