{...}: let
  murmurStore = "/var/lib/murmur";
in {
  services.murmur = {
    enable = true;
    openFirewall = true;
    welcometext = ''
      <b>You never get a second chance to make a first impression</b><br>

      The entire team of [name of the company] is thrilled to welcome you on board. We hope you’ll do some amazing work here!
    '';
    sslKey = "${murmurStore}/key.pem";
    sslCert = "${murmurStore}/fullchain.pem";

    registerUrl = "vhack.eu";
    registerName = "vhack";
    registerHostname = "mumble.vhack.eu";
    hostName = "mumble.vhack.eu";
    clientCertRequired = true;
    bandwidth = 7200000;
  };

  security.acme.certs.murmur = {
    domain = "mumble.vhack.eu";
    postRun =
      /*
      bash
      */
      ''
        set -x
        rm "${murmurStore}/key.pem"
        rm "${murmurStore}/fullchain.pem"

        cp key.pem "${murmurStore}";
        cp fullchain.pem "${murmurStore}";

        chown murmur:murmur "${murmurStore}/key.pem"
        chown murmur:murmur "${murmurStore}/fullchain.pem"
      '';
  };
}