[Feature Request]: Usage of proxy option

[plesetsk]

Not a duplicate feature request

• I have searched the existing issues and confirmed this feature request is not a duplicate.

Supported by the upstream API

• This feature can be implemented using the upstream API.

Describe the feature

Hello team,
Can you please provide any instructions on how is it possible to use the proxy function in /config/local.json

  },
  "proxy": "" // You can also specify the proxy using the environment varia>}

I tried to put there the string in format "http://username:password@server:port" but with this configuration bot does not start.

thanks for your assistance

Additional context

No response