Update main.py

main.py

@@ -95,6 +95,7 @@ def analyze_with_gemini(image_path, user_text):
             raise FileNotFoundError(f"圖片路徑無效：{image_path}")
         
         organ = PIL.Image.open(image_path)
+        chat = model.start_chat(history=history)
         response = chat.send_message([user_text, organ])
         
         # 提取回應內容