nixos-config/config/profile-config/build/build-seed.nix

{ config, lib, pkgs, ... }:

with lib;
let has-secret-files = hasAttr "files" config.fudo.secrets;
in {
  config.instance = mkIf has-secret-files {
    # TODO: This has a newline, I think...
    build-seed = builtins.readFile config.fudo.secrets.files.build-seed;
  };
}