configuration.nix/hosts/skipper/network.nix

{ lib, ... }: {
  imports = [ ./wireguard.nix ];
  networking = {
    hostName = "Skipper";

    extraHosts = ''
      10.8.1.1 proxy
      10.8.1.2 skipper
      10.8.1.3 rico1
      10.8.1.4 rico2
    '';

    networkmanager = {
      enable = true;
      dns = "systemd-resolved";
      wifi = {
        backend = "iwd";
        powersave = false;
      };
    };

    useDHCP = lib.mkDefault false;

    wireless.iwd = {
      enable = true;
      settings = {
        General = {
          AddressRandomization = "network";
          EnableNetworkConfiguration = false;
        };
        Settings = {
          AutoConnect = "yes";
        };
      };
    };
  };

  services.resolved = {
    enable = true;
    dnssec = "allow-downgrade";
    extraConfig = ''
      [Resolve]
      DNS=9.9.9.11#dns11.quad9.net 2620:fe::11#dns11.quad9.net 149.112.112.11#dns11.quad9.net 2620:fe::fe:11#dns11.quad9.net
      DNSOverTLS=yes
      Domains=~.
    '';
  };
}