{ config, lib, ... }:
{
  options.custom = {
    sshKeys = lib.mkOption {
      type = with lib.types; attrsOf str;
      default = {
        vili-bw-main = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIJowj9IJIgYjDwZm5mEttiwvPfu1dd4eVTHfaDnbwcOV";
        borg = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIIUn+LhJzM1JMXBrlsxhMUmz5dyo+RHYe9IZVnO5oZUa";
        cert-store = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIKNhPvGogPY/O6kIqrpbz0EcK4L5QQShvD+vuyk7FxFd";
        ci = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFgT2MGhvvJkWSNCfN0my/lNsTQtTV6+OcTHBSPVlGFA";
        cache = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFgT2MGhvvJkWSNCfN0my/lNsTQtTV6+OcTHBSPVlGFA"; # Duplicate
        forgejo = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIG74oN4MnrCm/rm1WyYy7M7Lv1qMRgcy3sDCgj6YN2zE";
        gaming = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIM5HaiVVOfb8l19aVGG1CTkZ25G439Llg4aieZdKFzSq";
        helium = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIG3Feiu/KsAWubv6Lffnc38TK8q5quiHxUIWSyT+qEXU";
        hydrogen = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAILQYTOuIFxdI9fgVCAqeegZDhspQji8Xb4t9eYocE3Bx";
        idacloud = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIGbOwFM599I7trhizhUe1ZpnXf8q4Uz3zgAnMCwwCf0K";
        lithium = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBRtE6KCyD6BFfzff9cuD2ZhEdPKEgp+WGsD0s81736J";
        opnsense = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIBsctvJR4JOVoTAas0+lb8662EXFsQVNozTntnR7o5R1";
        nextcloud = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIPvVPRMrYsacSWyVSFFydgIB9vSiu5gKs7Pn+jipTGpV";
        siit-dc = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIHCp67Rr03FH0DGhl6d2w/otBNaC5sI1y6rt5Gfi2tP6";
        syncthing = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII8s/x8NcdOHPVcTSuVj+X9/J+qbuZEB792YaOG0CUzD";
        vaultwarden = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAII10aYyPOgpd+WAtgSyomH3sE6Cq54GftVm5xeC8KKlz";
      };
      description = "attrSet of SSH public keys";
    };
  };

  config = {
    programs.ssh.knownHosts =
      (builtins.listToAttrs (
        builtins.attrValues (
          builtins.mapAttrs (
            host: key:
            lib.nameValuePair host {
              extraHostNames = [
                "${host}.sinerva.eu"
                "${host}.vsinerva.fi"
              ];
              publicKey = key;
            }
          ) config.custom.sshKeys
        )
      ))
      // {
        "github.com/ed25519" = {
          hostNames = [ "github.com" ];
          publicKey = "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOMqqnkVzrm0SdG6UOoqKLsabgH5C9okWi0dh2l9GKJl";
        };
        "github.com/nistp256" = {
          hostNames = [ "github.com" ];
          publicKey = "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBEmKSENjQEezOmxkZMy7opKgwFB9nkt5YRrYMjNuG5N87uRgg6CLrbo5wAdT/y6v0mKV0U2w0WZ2YB/++Tpockg=";
        };
        "github.com/rsa" = {
          hostNames = [ "github.com" ];
          publicKey = "ssh-rsa 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";
        };
      };
  };
}