let
  thrall = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJHNRSYszckbCwKoX/cci8D40DGM/SG/NJ/u/uB361re";
  systems = [ thrall ];

  users = [];
in
{
  "mailPass.age".publicKeys = users ++ systems;
  "wireguard-thrall.age".publicKeys = [thrall];
}