代码回测 ``` engine.calculate_statistics() engine.show_chart() ``` 展示的结果图 <img width="1003" alt="image" src="https://github.com/user-attachments/assets/4867f0e3-88d7-41c4-bba0-0b089e04ddf0"> 可以做到展示成教程中ui回测这样的吗 <img width="818" alt="image" src="https://github.com/user-attachments/assets/608c99e3-5664-4d19-8cdf-c18c966e0b14">
