Update history_manager.py

history_manager.py

@@ -60,13 +60,16 @@ class UserHistoryManager:
                         processed_result = {
                             'breed': result.get('breed', 'Unknown'),
                             'overall_score': result.get('overall_score', result.get('final_score', 0)),
-                            'rank': result.get('rank', 0)
+                            'rank': result.get('rank', 0),
+                            'size': result.get('size', 'Unknown') 
                         }
                         processed_results.append(processed_result)
                 history_entry["results"] = processed_results
             
             # 加入使用者偏好設定（如果有的話）
             if user_preferences:
+                if 'size_preference' not in user_preferences and 'size_preference' in vars():
+                    user_preferences['size_preference'] = size_preference
                 history_entry["preferences"] = user_preferences
             
             # 讀取現有歷史