{ config, lib, pkgs, modulesPath, ... }:
let
  btrfs_options = [ "compress=zstd:3" "noatime" "x-systemd.device-timeout=0" ];
  btrfs_ssd = [ "ssd" "discard=async" ];
in
{
  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];

  boot.initrd.availableKernelModules =
    [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
  boot.initrd.kernelModules = [ "i915" ];
  boot.kernelModules = [ "kvm-intel" ];
  boot.extraModulePackages = [ ];

  fileSystems."/" = {
    device = "/dev/disk/by-uuid/a072a77b-ca29-47df-be65-6d310d067d78";
    fsType = "btrfs";
    options = [ "subvol=@" ] ++ btrfs_options ++ btrfs_ssd;
  };

  boot.initrd.luks.devices."luks-d6573cf8-25f0-4ffc-8046-ac3a4db1e964".device =
    "/dev/disk/by-uuid/d6573cf8-25f0-4ffc-8046-ac3a4db1e964";

  fileSystems."/boot" = {
    device = "/dev/disk/by-uuid/97EB-7DB5";
    fsType = "vfat";
  };

  swapDevices = [ ];

  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
  # (the default) this is the recommended approach. When using systemd-networkd it's
  # still possible to use this option, but it's recommended to use it in conjunction
  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
  networking.useDHCP = lib.mkDefault true;
  # networking.interfaces.enp2s0.useDHCP = lib.mkDefault true;

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  powerManagement.cpuFreqGovernor = lib.mkDefault "ondemand";
  hardware.cpu.intel.updateMicrocode =
    lib.mkDefault config.hardware.enableRedistributableFirmware;

  networking.hostName = "double-rainbow"; # Define your hostname.
}