Update main.py

main.py

@@ -1,4 +1,4 @@
-import json, os, glob
+import json, os, glob, pathlib
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi import FastAPI, Request,  Header, BackgroundTasks, HTTPException, status
 from google import genai
@@ -22,7 +22,7 @@ for file in files:
 merger.write("docs/combined.pdf")
 merger.close()
 
-pdf_content = client.files.upload(file="docs/combined.pdf")
+pdf_content = client.files.upload(file=pathlib.Path("docs/combined.pdf"))
 
 # 設定 Line Bot 的 API 金鑰和秘密金鑰
 line_bot_api = LineBotApi(os.environ["CHANNEL_ACCESS_TOKEN"])