frp的配置文件可以加密吗？

### Describe the feature request

希望这个issues 一直保留 直到功能实现后在关闭


### Describe alternatives you've considered

_No response_

### Affected area

- [ ] Docs
- [ ] Installation
- [ ] Performance and Scalability
- [ ] Security
- [ ] User Experience
- [ ] Test and Release
- [ ] Developer Infrastructure
- [ ] Client Plugin
- [ ] Server Plugin
- [ ] Extensions
- [ ] Others