add create_dir_if_not_exists

controller.py

@@ -248,4 +248,11 @@ def load_gamestate(self):
             return False
 
         self.view.last_board = self.board.get_copy_board_state()
-        return True
+        return True
+
+    @staticmethod
+    def create_directory_if_not_exists():
+        """
+        Create the directory for saved games if it does not exist.
+        """
+        Path("savedGames").mkdir(parents=True, exist_ok=True)