simple_hapi_server.js

const Hapi = require('hapi');

const server = new Hapi.Server();
server.connection({
    port: 3000,
    host: 'localhost'
});
server.route({
    method: 'GET',
    path: '/greet',
    handler: ( (request, reply) => {
        reply('Hello!');
    })
});
server.start((err) => {
    if (err) {
        throw err;
    }
    console.log(`Server running at: ${server.info.uri}`);
});