simple-todo/app.js

var express = require('express');
var app = express();
var mongoose = require('mongoose');
var config = require('./config');
var port = process.env.TODO_APP_PORT || 3001;

app.use('assets', express.static(__dirname + '/public'));

app.set('view engine', 'ejs');

mongoose.connect(config.getgetDbConnectionString());
app.listen(port);