Update main.py

main.py

@@ -67,6 +67,19 @@ async def webhook(
 
 
 
+
+def get_image_url(message_id):
+    try:
+        message_content = line_bot_api.get_message_content(message_id)
+        file_path = f"/tmp/{message_id}.png"
+        with open(file_path, "wb") as f:
+            for chunk in message_content.iter_content():
+                f.write(chunk)
+        return file_path
+    except Exception as e:
+        print(f"Error getting image: {e}")
+        return None
+
 # 使用字典模擬用戶訊息歷史存儲
 user_message_history = defaultdict(list)
 def store_user_message(user_id, message_type, message_content):