nixos-config/components/network/sshd/known-hosts-manual.nix

{
  pkgs,
  config,
  lib,
  clanLib,
  ...
}:
with lib;
let
  publicKey = clanLib.readFact "ssh.id_ed25519.pub";
in
{
  config = {

    services.openssh.knownHosts = {
      orbi = {
        hostNames = [
          "git.ingolf-wagner.de"
          "95.216.66.212"
        ];
        publicKey = publicKey "orbi";
      };
    };

  };
}