Raspberry Pi image building

1-image.nix

{ ... }: {
  imports = [
    <nixpkgs/nixos/modules/installer/sd-card/sd-image-aarch64.nix>
    ./users.nix
  ];

  sdImage = {
    imageName = "magicbox-sd";
    firmwareSize = 256;
  };
}

2-users.nix

{ config, pkgs, lib, ... }:
{
  users.users = {
    ixxie = {
      home = "/home/ixxie";
      extraGroups = [ "wheel" "networkmanager" ];
      isNormalUser = true;
      openssh.authorizedKeys.keys = [
        "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDOm2JiPs6geaZ+coOju+kpUIbaJkLOnydTGcPc+K4V5ksqkqDW2i2fPjZdV3U8Eihv+wUmyYkj5SU+Q75JYy1/0oKwWQi2SX9EqrSsK/JOryex8FmqwhKwm7+afrryILCOJyhhNGeKOm04stxY50UDSrCmOSpyX15PZnMPB6BRuWdiWi3jvGwja2+lFwtKlIJuYooBFCAE7R7buqHgduhvtoLWTh8sLRiKDo9vP7s63qyXmvCx7tY06lSD3V65rRBd6SjA8mqHQZN9RL0RgJry65HVMIE2BapniLeUJi2L32hvttstvkj2PMA0Obm+bxlimKSSXZkTRPoxC/p3tWy7 ixxie@meso"
      ];
      password = "xyz";
    };
  };
}