idiosyn/nixos/config/casper.nix

{ self, ... }: { lib, config, pkgs, ... }: {
  imports = with self.nixosModules; [ magi ];

  ephemeral = {
    enable = true;
    device = "UUID=545bcd08-9f1a-4f42-b85e-93c47d496ac3";
    boot = {
      device = "UUID=A5AE-22E8";
      fsType = "vfat";
    };
  };
}