Update main.py

main.py

@@ -10,6 +10,7 @@ from linebot.exceptions import InvalidSignatureError
 from linebot.models import MessageEvent, TextMessage, TextSendMessage, ImageSendMessage, AudioMessage, ImageMessage
 import PIL.Image
 import tempfile
+import httpx
 
 # 設定 Google AI API 金鑰
 genai.configure(api_key=os.environ["GOOGLE_API_KEY"])