Mod, QMod: return empty list instead of nothing when there's no author

src/leek/mod.py

@@ -48,12 +48,12 @@ class Mod:
         return None
 
     @property
-    def authors(self) -> list[str] | None:
+    def authors(self) -> list[str]:
         if self.__has_meta_json:
             if "authors" in self.__meta:
                 return self.__meta.get("authors", list[str])
         if "author" not in self.__config:
-            return None
+            return []
         return [self.__config.get("author", str)]
 
     @property

src/leek/qmod.py

@@ -41,7 +41,7 @@ class QMod(QObject):
         return self.__mod.long_description
 
     @Property(list, constant=True)
-    def authors(self) -> list[str] | None:
+    def authors(self) -> list[str]:
         return self.__mod.authors
 
     mod_enabled = Signal(name="enabled")