code: function addUserSSLConfig(config) {
    if (config.https === true) {
      try {
        config.https = {
          cert: readFileSync(getSSLPath(config.host, SERVER_CERT_FILENAME)),
          key: readFileSync(getSSLPath(config.host, SERVER_KEY_FILENAME))
        };
      } catch (e) {}
    }
  
    return config;
  }
docs: /*
  Set config.https to cert & key generated with `aunty sign-cert` (if they both exist)
  We expect them to be in: ~/.aunty/ssl/<host>/server.{cert|key}