Fix parent issue

main/main.py

@@ -74,7 +74,7 @@ async def initialize_model(request: InitializeRequest):
 
     try:
         # Get the project root directory (where main.py is located)
-        project_root = Path(__file__).parent.parent
+        project_root = Path(__file__).parent
         checkpoints_dir = project_root / "checkpoints"
 
         # For LitGPT downloaded models, path includes organization