feat: add proxy authentication

[imyoric]

I don't know if this is correct or if it complies with the rules of writing Go code, but nevertheless I managed to do it

[zorn-v]

Why this should be need for ? If you do not want to someone use your traffic, just do not listen public ip interface.

[imyoric]

Why this should be need for ? If you do not want to someone use your traffic, just do not listen public ip interface.

just suggested an idea

[zorn-v]

More code - more problems "Just because I can" is not proper reason

[imyoric]

More code - more problems "Just because I can" is not proper reason

ahh, okay, that's true