{
  config,
  lib,
  pkgs,
  quirks,
  ...
}:
let
  users = [
    "fenix"
  ];
in
{
  imports = (
    quirks [
      "development"
      "steam"
      "yubilock"
    ]
  );

  home-manager = {
    users = lib.genAttrs users (user: import ./${user}.nix);
  };

  networking = {
    hostName = "fenixpc";

    networkmanager = {
      plugins =
        with pkgs;
        lib.mkForce [
          networkmanager-openvpn
        ];
    };
  };

  systemd.oomd.settings.OOM.DefaultMemoryPressureLimit = "15%";

  services = {
    printing.ricoh.enable = true;
    printing.enable = false;
    printing.cups-pdf.enable = false;

    calibre-web = {
      enable = true;
      user = "fenix";
    };
    lact.enable = true;
  };

  systemd.services.calibre-web.serviceConfig.environment = lib.mkForce "";
  systemd.services.calibre-web.environment.CACHE_DIR = "/var/cache/calibre-web";

  environment.systemPackages = with pkgs; [
    microcode-amd
    openvpn
    cups
  ];

  users = {
    mutableUsers = true;
    users = lib.genAttrs users (user: {
      shell = pkgs.zsh;
      createHome = true;
      isNormalUser = true;
      initialPassword = "password";
      group = "fenix";
      extraGroups = [
        "networkmanager"
        "ssh"
        "docker"
        "video"
        "pipewire"
        "wheel"
        "input"
        "audio"
        "users"
        "gamemode"
        config.services.kubo.group
      ];
    });
    groups = {
      i2c = {
        members = users;
      };
    }
    // lib.genAttrs users (user: {
      members = [
        user
      ];
      gid = config.users.users.${user}.uid;
    });
  };

  virtualisation.vmVariant = {
    virtualisation = {
      memorySize = 16096;
      cores = 8;
    };
  };

  security.pam = {
    services = lib.genAttrs users (user: {
      gnupg.enable = true;
      kwallet.enable = true;
    });
  };

  programs = {
    gamemode = {
      enable = true;
      settings = {
        general = {
          renice = 10;
          # blacklist = "vlc,firefox";
          # whitelist = "game1,game2";
        };
        cpu = {
          governor = "performance";
          boost = "auto";
        };
        gpu = {
          amd_performance_level = "high";
          apply_gpu_optimizations = 1;
          per_process_gpu_clocks = 1;
        };
        supervisor = {
          # killlist = "tracker-miner-fs,tracker-store";
        };
        custom = {
          start = "${pkgs.libnotify}/bin/notify-send 'GameMode started'";
          end = "${pkgs.libnotify}/bin/notify-send 'GameMode ended'";
        };
      };
    };
  };

  hardware.graphics = {
    extraPackages = with pkgs; [
      libva
      vulkan-tools
    ];
  };
}