# unpackPhase
# patchPhase
# configurePhase
# buildPhase
# checkPhase
# installPhase
# fixupPhase
# installCheckPhase
# distPhase
{
  lib,
  stdenv,
  k8s,
  openssh,
  key_name,
  ...
}:
stdenv.mkDerivation (finalAttrs: {
  name = "ssh-key-${key_name}";
  nativeBuildInputs = [ openssh ];
  buildInputs = [ ];

  unpackPhase = "true";

  buildPhase = ''
    ssh-keygen -t ed25519 -f ${key_name} -N ""
  '';

  installPhase = ''
    mkdir "$out"
    cp "${key_name}" "${key_name}.pub" $out/
  '';
})