情景模式中能否加入系统代理

<img width="1132" height="358" alt="Image" src="https://github.com/user-attachments/assets/ef91bb70-cce5-4013-b075-90420dc5df14" />

<img width="268" height="284" alt="Image" src="https://github.com/user-attachments/assets/17d28201-43ea-41ba-8c15-be22decf4485" />
把系统代理加入到 auto switch 中呢？