const express = require('express'); const exphbs = require('express-handlebars'); const dotenv = require('dotenv'); const connectDB = require('./config/db') const app = express(); const PORT = 3000; //load dotenv config. dotenv.config(); connectDB(); //handlebars app.engine('.hbs', exphbs({defaultLayout: 'main' , 'extname' : '.hbs'})); app.set('view engine', '.hbs'); //routes app.use('/',require('./routes/index')); app.listen(PORT , console.log('LIstening at port 3000'));