{ home-manager, config, lib, inputs, pkgs, settings, ... }: let
  unstable = import inputs.nixpkgs-unstable { inherit (pkgs) system; };
in {
  imports = [ ./hardware-configuration.nix ];

  boot = {
    readOnlyNixStore = true;
    initrd.compressor = "zstd";
    loader.systemd-boot.enable = true;
    loader.systemd-boot.editor = false;
    loader.systemd-boot.configurationLimit = 25;
    loader.efi.canTouchEfiVariables = true;
    kernelParams = [
      "nvidia_drm"
      "nvidia_modeset"
      "nvidia_uvm"
      "nvidia-drm.fbdev=1"
      "nvidia"
    ];
  };

  networking.hostName = "core";
  networking.enableIPv6 = false;
  time.timeZone = "Asia/Tehran";

  hardware = {
    graphics.enable = true;
    nvidia = {
      modesetting.enable = true;
      powerManagement.enable = true;
      open = false;
      nvidiaSettings = true;
      package = config.boot.kernelPackages.nvidiaPackages.stable;
    };

    bluetooth.enable = true;
    bluetooth.powerOnBoot = true;
  };

  security = {
    sudo.enable = false;
    doas = {
      enable = true;
      extraRules = [{ users = [ "coast" ]; keepEnv = true; persist = true; }];
    };
  };



  nix.settings.experimental-features = [ "nix-command" "flakes" ];
}