{
  inputs,
  username,
  ...
}:
{
  system.stateVersion = "25.05";

  imports = [
    inputs.disko.nixosModules.disko
    # ./disko.nix

    ../../os/default.nix
  ];
  # hardware.facter.reportPath = /etc/nixos/hosts/oci/facter.json;

  # networking = {
  #   hostName = "oci";
  #   defaultGateway = "10.0.0.1";
  #   nameservers = [ "9.9.9.9" ];
  #   interfaces.eth0 = {
  #     ipv4.addresses = [
  #       {
  #         address = "10.0.0.90";
  #         prefixLength = 24;
  #       }
  #     ];
  #     useDHCP = true;
  #   };
  #   firewall = {
  #     logRefusedConnections = false;
  #     rejectPackets = true;
  #   };
  # };

  boot.loader = {
    # efi.canTouchEfiVariables = true;
    systemd-boot.enable = true;
  };

  services.cloud-init = {
    enable = true;
    network.enable = true;
  };

  os = {
    core = {
      # allowUnfree.enable = true;

      bootloader.type = "none";
      bootloader.efi = false;
      drivers = {
        enable = true;
        kernel = "stable";
      };
      fonts.enable = true;
      home-manager = {
        enable = true;
        users.${username}.path = ./home.nix;
      };
      locale.enable = true;
      memory = {
        zram.enable = true;
        swapfile = {
          enable = true;
          size = 16;
        };
      };
      network.enable = true;
      security.enable = true;
      ssh.enable = true;
      storage.enable = true;
      users.enable = true;
    };
    srv = {
      sops.enable = true;
      files.enable = true;
      nix-helper.enable = true;
    };
  };
  boot.kernelParams = [
    "console=ttyS0"
    "net.ifnames=0"
  ];
}