[Feature] Great to have this feature to work in pfsense and opnsense

[kbtang88]

Verify Steps

• [X] Tracker 我已经在 Issue Tracker 中找过我要提出的问题
• [X] Latest 我已经使用最新 Dev 版本查看过，并不包含该功能特性或者还不完善
• [X] Relevant 我知道 OpenClash 与 内核(Core)、控制面板(Dashboard)、在线订阅转换(Subconverter)等项目之间无直接关系，仅相互调用
• [X] Definite 这确实是 OpenClash 应包含的特性
• [X] Contributors 我有能力协助 OpenClash 开发或完善此功能特性
• [X] Meaningless 我提交的是无意义的催促更新或修复请求

Describe the Feature

It's will be awesome to run this on pfsense/opnsense especially for Home Lab it's allow to open to community in Home Lab able to help you to boost OpenClash to open the doors and let other people know you are there.

Describe Alternatives

It's will be awesome to run this on pfsense/opnsense especially for Home Lab especially WireGuard, OpenVPN.