docs: function connect(busModule) {
    if (busModule) {
      module.exports.client = busModule.connect();
      BUS_MODULE = true;
    } else {
      log('info', `Connecting to default Redis event bus at ${process.env.CLAY_BUS_HOST}`);
      module.exports.client = new Redis(process.env.CLAY_BUS_HOST);
    }
  }