Add configurable update source and update-only version display

addon/plugins/filmpalast_plugin.py

@@ -219,6 +219,7 @@ def _get_soup(url: str, *, session: Optional[RequestsSession] = None) -> Beautif
 
 class FilmpalastPlugin(BasisPlugin):
     name = "Filmpalast"
+    version = "1.0.0"
 
     def __init__(self) -> None:
         self._title_to_url: Dict[str, str] = {}