nixos-config/config/hardware/cashew.nix

{ config, lib, pkgs, ... }:

{
  config = {
    boot.isContainer = true;

    networking = {
      useDHCP = false;

      macvlans = {
        extif0 = {
          interface = "eno2";
          mode = "bridge";
        };
      };

      interfaces = {
        extif0.macAddress =
          pkgs.lib.network.generate-mac-address config.instance.hostname "extif0";
      };
    };
  };
}