{
  inputs,
  config,
  ...
}: {
  imports = [
    ./monitors.nix
  ];

  nixpkgs.config.allowUnfree = true;

  sops.secrets = {
    "vpn-keys/tailscale-authkey/twilight" = {
      sopsFile = "${inputs.secrets}/vpn-keys.yaml";
    };
  };
  host = {
    users = {
      leyla = {
        isDesktopUser = true;
        isTerminalUser = true;
        isPrincipleUser = true;
      };
      eve.isDesktopUser = true;
    };
    hardware = {
      piperMouse.enable = true;
      viaKeyboard.enable = true;
      openRGB.enable = true;
      graphicsAcceleration.enable = true;
      directAccess.enable = true;
    };
    ai = {
      enable = true;
      # TODO: benchmark twilight against defiant and prune this list of models that are faster on defiant
      models = {
        # conversation models
        "lamma3.1:8b" = {
          model = "lamma3.1:8b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
        "deepseek-r1:8b" = {
          model = "deepseek-r1:8b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
        "deepseek-r1:32b" = {
          model = "deepseek-r1:32b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };

        # auto complete models
        "qwen2.5-coder:1.5b-base" = {
          model = "qwen2.5-coder:1.5b-base";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
        "qwen2.5-coder:7b" = {
          model = "qwen2.5-coder:7b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
        "deepseek-coder:6.7b" = {
          model = "deepseek-coder:6.7b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
        "deepseek-coder:33b" = {
          model = "deepseek-coder:33b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };

        # agent models
        "qwen3:32b" = {
          model = "qwen3:32b";
          # TODO: figure out what should be in this array
          # roles = [""];
        };

        # embedding models
        "nomic-embed-text:latest" = {
          model = "nomic-embed-text:latest";
          # TODO: figure out what should be in this array
          # roles = [""];
        };
      };
    };
  };
  services = {
    ollama = {
      enable = true;

      loadModels = [
        # conversation models
        "llama3.1:8b"
        "deepseek-r1:8b"
        "deepseek-r1:32b"

        # auto complete models
        "qwen2.5-coder:1.5b-base"
        "qwen2.5-coder:7b"
        "deepseek-coder:6.7b"
        "deepseek-coder:33b"

        # agent models
        "qwen3:32b"

        # embedding models
        "nomic-embed-text:latest"
      ];
    };

    tailscale = {
      enable = true;
      authKeyFile = config.sops.secrets."vpn-keys/tailscale-authkey/twilight".path;
      useRoutingFeatures = "both";
      extraUpFlags = [
        "--advertise-exit-node"
        "--advertise-routes=192.168.0.0/24"
      ];
      extraSetFlags = [
        "--advertise-exit-node"
        "--advertise-routes=192.168.0.0/24"
      ];
    };

    syncthing.enable = true;
  };
  programs.steam = {
    enable = true;
    remotePlay.openFirewall = true; # Open ports in the firewall for Steam Remote Play
    dedicatedServer.openFirewall = true; # Open ports in the firewall for Source Dedicated Server
  };

  # enabled virtualisation for docker
  # virtualisation.docker.enable = true;

  # Enable touchpad support (enabled default in most desktopManager).
  # services.xserver.libinput.enable = true;

  # This value determines the NixOS release from which the default
  # settings for stateful data, like file locations and database versions
  # on your system were taken. It's perfectly fine and recommended to leave
  # this value at the release version of the first install of this system.
  # Before changing this value read the documentation for this option
  # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
  system.stateVersion = "23.05"; # Did you read the comment?
}