fix attempt for HG error

app.py

@@ -75,6 +75,12 @@ def add_extra_model_paths() -> None:
     """
     Parse the optional extra_model_paths.yaml file and add the parsed paths to the sys.path.
     """
+    # Ensure custom_nodes directory exists
+    custom_nodes_path = os.path.join(os.getcwd(), "custom_nodes")
+    if not os.path.exists(custom_nodes_path):
+        os.makedirs(custom_nodes_path)
+        print(f"Created custom_nodes directory at: {custom_nodes_path}")
+
     try:
         from main import load_extra_path_config
     except ImportError: