{
  config,
  lib,
  pkgs,
  ...
}:

# USAGE in your configuration.nix.
# Update devices to match your hardware.
# {
#  imports = [ ./disko-config.nix ];
#  disko.devices.disk.main.device = "/dev/sda";
# }
{
  disko.devices = {
    disk = {
      device = "/dev/disk/by-id/scsi-0QEMU_QEMU_HARDDISK_drive-scsi0";
      main = {
        type = "disk";
        content = {
          type = "gpt";
          partitions = {
            boot = {
              size = "1M";
              type = "EF02"; # for grub MBR
            };
            ESP = {
              size = "1G";
              type = "EF00";
              content = {
                type = "filesystem";
                format = "vfat";
                mountpoint = "/boot";
                mountOptions = [ "umask=0077" ];
              };
            };
            root = {
              size = "100%";
              content = {
                type = "filesystem";
                format = "ext4";
                mountpoint = "/";
              };
            };
          };
        };
      };
    };
  };
}