depot/cluster/services/storage/garage-layout.nix

{
  system.ascensions.garage-layout.incantations = i: [
  ];

  services.garage.layout.initial = {
    grail = { zone = "eu-central"; capacity = 1000; };
    prophet = { zone = "eu-central"; capacity = 1000; };
    VEGAS = { zone = "eu-central"; capacity = 1000; };
  };
}