let
  pewter = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHo7gy/7ZTGPrpJO7aHNlyda5W9mDQhBm90p8Zrxe/Al";
  nicrosil = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOYmdrmGnKrC3baYXihar6PoR1r64r8SCctEy8BVv2BQ";
  copper = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIK/4a7VOiTVo8g1L1cckHz+Od87lsAOaw0WaNoip2Wdv";
  users = [pewter nicrosil copper];

  nicrosil_system = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIP7A9oW3c5GGJGU1kac7BZHLrrTsxni0+vCbZsgoRF44";
  systems = [nicrosil_system];

  everybody = users ++ systems;
in
{
  "syncthing_tin.age".publicKeys = everybody;
  "syncthing_nicrosil.age".publicKeys = everybody;
}