{
  lib,
  config,
  modulesPath,
  inputs,
  ...
}:
{
  imports = [
    (modulesPath + "/installer/scan/not-detected.nix")
    inputs.nixos-hardware.nixosModules.framework-desktop-amd-ai-max-300-series
    ../../../../profiles/disk/btrfs-on-luks.nix
    ../../../../profiles/defaults.nix
    ../../../../profiles/server.nix
    ../../../../profiles/cgroups.nix
    ../../../../profiles/forgejo.nix
    ../../../../profiles/keycloak.nix
    ../../../../profiles/tailscale.nix
  ];

  age = {
    secrets = {
      wireguard = {
        file = ../../../../secrets/rivendell/wireguard.age;
      };
    };
  };

  boot.initrd.availableKernelModules = [
    "nvme"
    "xhci_pci"
    "thunderbolt"
    "usbhid"
    "usb_storage"
    "sd_mod"
    "r8169" # ethernet driver
  ];
  boot.initrd.kernelModules = [ ];
  boot.kernelModules = [ "kvm-amd" ];
  boot.extraModulePackages = [ ];

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;

  networking.hostName = "rivendell";
  networking.useDHCP = lib.mkDefault true;
  systemd.network.wait-online.anyInterface = lib.mkDefault config.networking.useDHCP;

  users.users.builder = {
    openssh.authorizedKeys.keys = [
      # my personal key
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINBkozy+X96u5ciX766bJ/AyQ3xm1tXZTIr5+4PVFZFi"
      # remote builder ssh key
      "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGFGxdplt9WwGjdhoYkmPe2opZMJShtpqnGCI+swrgvw"
    ];
    isNormalUser = true;
    group = "nogroup";
  };

  nix.settings.trusted-users = [ "builder" ];

  networking.wireguard = {
    enable = true;
    interfaces.wg0 = {
      ips = [ "10.100.0.60/32" ];
      listenPort = 51871;
      privateKeyFile = config.age.secrets.wireguard.path;
      peers = [
        {
          # digital ocean droplet
          publicKey = "I+l/sWtfXcdunz2nZ05rlDexGew30ZuDxL0DVTTK318=";
          allowedIPs = [ "10.100.0.0/24" ];
          endpoint = "165.232.158.110:51871";
          persistentKeepalive = 25;
        }
      ];
    };
  };

  networking.firewall.allowedUDPPorts = [ 51871 ];

  my.modules.hardware.baremetal.enable = true;
  my.modules.remote-unlock.enable = true;

  system.stateVersion = "23.11"; # Did you read the comment?
}