Multiple peers adding

[GSergeevich]

https://github.com/webmstk/vpnus/blob/b141fabf2ca473b07c5609c0da5252018f743816/README.md?plain=1#L49

like

vars:
    peers:
      - { name: laptop, address: 10.8.0.2 }
      - { name: phone, address: 10.8.0.3 }

[webmstk]

I wish I knew how to do that ))