{
  inputs,
  outputs,
  config,
  lib,
  pkgs,
  overlays,
  modulesPath,
  ...
}: {
  nix.settings = {
    substituters = ["https://hyprland.cachix.org" "https://nix-community.cachix.org" ];
    trusted-public-keys = ["hyprland.cachix.org-1:a7pgxzMz7+chwVL3/pzj6jIBMioiJM7ypFP8PwtkuGc="];
  };

  imports = [
    ./configuration.nix
    inputs.hyprland.nixosModules.default
  ];

  boot.initrd.availableKernelModules = ["xhci_pci" "ahci" "usbcore" "sd_mod"];
  boot.initrd.kernelModules = [];
  boot.kernelModules = ["kvm-amd" "i2c-dev"];
  boot.extraModulePackages = [pkgs.linuxPackages_xanmod_latest.system76-scheduler];
  boot.kernelParams = [
    "nvidia_drm.modeset=1"
    "mitigations=off"
    "acpi_enforce_resources=lax"
    "preempt=full"
    "quiet"
    "loglevel=3"
    "systemd.show_status=auto"
    "rd.udev.log_level=3"
    "vt.global_cursor_default=0"
  ];

  boot.kernelPackages = pkgs.linuxPackages_xanmod_latest;

  boot.loader.systemd-boot.configurationLimit = 5;
  boot.loader.efi.canTouchEfiVariables = true;
  # boot.plymouth.enable = true;

  boot.supportedFilesystems = ["ntfs"];

  security.tpm2.enable = true;

  networking.useDHCP = lib.mkDefault true;

  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;

  environment.sessionVariables = rec {
    ZSH_AUTOSUGGEST_HIGHLIGHT_STYLE = "fg=5";
    WLR_NO_HARDWARE_CURSORS = "1";
    GBM_BACKEND = "nvidia-drm";
    NVD_BACKEND = "direct";
    __GLX_VENDOR_LIBRARY_NAME = "nvidia";
    LIBVA_DRIVER_NAME = "nvidia";
    __GL_GSYNC_ALLOWED = "1";
    __GL_VRR_ALLOWED = "1";
    EDITOR = "hx";
  };

  virtualisation = {
    podman = {
      enable = true;
      dockerCompat = true;
      defaultNetwork.settings.dns_enabled = true;
    };
  };

  services.minidlna = {
    enable = true;
    settings = {
      notify_interval = 120;
      friendly_name = "PC";
      media_dir = ["A,/data/Music/Slsk"];
    };
  };

  programs.hyprland = {
    enable = true;
    xwayland = {
      enable = true;
      hidpi = false;
    };
    nvidiaPatches = true;
  };

  services.xserver.videoDrivers = ["nvidia"];
  hardware.nvidia.package = config.boot.kernelPackages.nvidiaPackages.beta;
  hardware.nvidia.modesetting.enable = true;
  hardware.nvidia.powerManagement.enable = true;
  programs.xwayland.enable = true;

  systemd.services.no-rgb = {
    wantedBy = ["multi-user.target"];
    description = "rgb led turn-off-er";
    serviceConfig = {
      Type = "oneshot";
      ExecStart = ''${pkgs.openrgb}/bin/openrgb -d "HyperX Fury RGB" -m static -c 000000'';
    };
  };

  # systemd.services."com.system76.Scheduler" = {
  #   wantedBy = ["multi-user.target"];
  #   description = "the system76 process scheduler";
  #   serviceConfig = {
  #     Type = "dbus";
  #     ExecStart = ''${pkgs.system76-scheduler}/bin/system76-scheduler daemon'';
  #     ExecReload = ''${pkgs.system76-scheduler}/bin/system76-scheduler daemon reload'';
  #     BusName = "com.system76.Scheduler";
  #   };
  # };

  services.dbus.packages = [
    pkgs.linuxPackages_xanmod_latest.system76-scheduler
  ];

  systemd.packages = [
    pkgs.linuxPackages_xanmod_latest.system76-scheduler
  ];

  environment.etc = {
    "system76-scheduler".source = "${pkgs.linuxPackages_xanmod_latest.system76-scheduler}/etc/system76-scheduler";
  };

  services.hardware.openrgb = {
    enable = true;
    motherboard = "amd";
  };

  hardware.ckb-next.enable = true;

  xdg.portal = {
    enable = true;
    wlr = {
      enable = true;
      # settings = {
      #   screencast = {
      #     output_name = "DP-1";
      #     max_fps = 60;
      #     chooser_type = "simple";
      #     chooser_nvidia = "${pkgs.slurp}/bin/slurp -f %o -or";
      #   };
      # };
    };
    extraPortals = with pkgs; [
      xdg-desktop-portal-gtk
    ];
  };

  environment.systemPackages = with pkgs; [
    ckb-next
    openrgb
    wl-clipboard
    wl-clipboard-x11
    xclip
    # system76-scheduler
  ];

  networking.hostName = "quiver"; # Define your hostname.
  users.users.bolt = {
    isNormalUser = true;
    extraGroups = ["wheel"]; # Enable ‘sudo’ for the user.
  };

  fileSystems."/" = {
    device = "/dev/disk/by-uuid/d227445f-6120-4768-8e1b-011f097505c1";
    fsType = "ext4";
  };

  fileSystems."/boot" = {
    device = "/dev/disk/by-uuid/6B75-AF9F";
    fsType = "vfat";
  };

  fileSystems."/data" = {
    device = "/dev/disk/by-uuid/39D4F78C658E8B56";
    fsType = "ntfs";
    options = ["rw" "uid=1000" "gid=100"];
  };

  networking.nftables.enable = true;
  networking.firewall = {
    allowedUDPPorts = [1900];
    allowedTCPPorts = [8200 2234];
  };
}