{
  preservation = {
    enable = true;

    preserveAt."/persistent" = {
      directories = [
        "/etc/nixos"
        "/var/lib/bluetooth"
        {
          directory = "/etc/NetworkManager/system-connections";
          inInitrd = true;
        }
        {
          directory = "/var/lib/NetworkManager/";
          inInitrd = true;
        }
        {
          directory = "/var/lib/nixos";
          inInitrd = true;
        }
      ];

      files = [
        {
          file = "/etc/machine-id";
          inInitrd = true;
        }
      ];

      users.konsta = {
        directories = [
          ".mozilla"
          "Documents"
          "Downloads"
          "Desktop"
          "Pictures"
          "nixconf"
          ".config/Nextcloud"
        ];

        files = [
          ".config/autostart/Nextcloud.desktop"
        ];
      };
    };
  };
}