Update app.py

app.py

@@ -19,13 +19,13 @@ UPLOAD_DIR.mkdir(exist_ok=True)
 @app.post("/upload")
 async def upload_file(file: UploadFile = File(...)):
     print(file)
-    file_path = file.filename
+    file_path = Path(file.filename)
     with file_path.open("wb") as buffer:
         shutil.copyfileobj(file.file, buffer)
 
     # result = process_with_langchain(file_path)
     
-    loader = DoclingLoader(file_path=file_path, export_type=ExportType.MARKDOWN)
+    loader = DoclingLoader(file_path=str(file_path), export_type=ExportType.MARKDOWN)
     docs = loader.load()
     # docs = docs.model_dump()
     return {