function main() {
  const app = new Mali(PROTO_PATH, 'Greeter');
  app.use({ sayHello, sayHelloNested, sayHellosSs, sayHelloCs, sayHelloBidi });
  app.start(HOSTPORT);
  console.log(`Greeter service running @ ${HOSTPORT}`);
}
Starts an RPC server that receives requests for the Greeter service at the
sample server port