{ lib, pkgs, ... }:
# zeus — Ryzen desktop with AMD graphics.
# Disk layout is in ./disk.nix.
# `fileSystems` are derived from it, none declared here.
{
  imports = [ ./disk.nix ] ++ lib.optional (builtins.pathExists ./hardware-configuration.nix) ./hardware-configuration.nix;

  system.stateVersion = "26.05";
  nixpkgs.hostPlatform = "x86_64-linux";

  # systemd-boot on the EFI system partition.
  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  # Keep the desktop on a recent kernel for new AMD GPU support.
  boot.kernelPackages = pkgs.linuxPackages_latest;

  hardware.enableRedistributableFirmware = true;
  hardware.graphics = {
    enable = true;
    enable32Bit = true;
  };

  # RAM-backed swap, no on-disk swap partition.
  zramSwap.enable = true;

  networking.networkmanager.enable = true;

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

  modules.desktop.enable = true;
  modules.desktop.apps.steam.enable = true;

  time.timeZone = "America/New_York";
  i18n.defaultLocale = "en_GB.UTF-8";
}