refactor: route media source settings through runtime

app/modules/themoviedb/category.py

@@ -5,7 +5,9 @@ from typing import Union
 import ruamel.yaml
 from ruamel.yaml import CommentedMap
 
-from app.runtime.config import settings
+from app.runtime.settings import RuntimeSettingsCompat
+
+settings = RuntimeSettingsCompat()
 from app.runtime.log import logger
 from app.schemas.category import CategoryConfig
 from app.foundation.singleton import WeakSingleton