Update app.py

app.py

@@ -2,11 +2,9 @@ import os
 import threading
 import uvicorn
 from fastapi import FastAPI, Request, HTTPException, Header
-from linebot.v3.messaging import LineBotApi
-from linebot.v3.webhook import WebhookHandler
-from linebot.v3.exceptions import InvalidSignatureError
-from linebot.v3.webhooks import MessageEvent, TextMessage
-from linebot.v3.messaging import TextSendMessage
+from linebot import LineBotApi, WebhookHandler
+from linebot.exceptions import InvalidSignatureError
+from linebot.models import MessageEvent, TextMessage, TextSendMessage
 from model import classify_esi  # นำเข้าโมเดลสำหรับจัดอันดับ ESI
 
 # Load environment variables
@@ -26,7 +24,7 @@ async def root():
 
 @app.post("/webhook")
 async def webhook(request: Request, x_line_signature: str = Header(None)):
-    if x_line_signature is None:
+    if not x_line_signature:
         raise HTTPException(status_code=400, detail="Missing X-Line-Signature")
 
     body = await request.body()
@@ -72,4 +70,3 @@ def get_triage_response(esi_level):
 
 if __name__ == "__main__":
     uvicorn.run(app, host="0.0.0.0", port=7860)
-