bump large thumbnails to 512 px

+ stop extracting original thumbnails

app/settings.py

@@ -73,10 +73,6 @@ class Paths:
     def get_lg_thumb_path(cls):
         return join(cls.get_thumbs_path(), "large")
 
-    @classmethod
-    def get_original_thumb_path(cls):
-        return join(cls.get_thumbs_path(), "original")
-
     @classmethod
     def get_assets_path(cls):
         return join(Paths.get_app_dir(), "assets")
@@ -92,7 +88,7 @@ class Paths:
 
 # defaults
 class Defaults:
-    THUMB_SIZE = 500
+    THUMB_SIZE = 512
     SM_THUMB_SIZE = 128
     SM_ARTIST_IMG_SIZE = 128
     """