server.js

const express=require('express');
const bodyParser=require('body-parser');
const path=require('path');

const api =require('./server/routes/api');

const port =3000;

const app=express();

app.use(express.static(path.join(__dirname,'dist')));

app.use(bodyParser.urlencoded({extended:true}));
app.use(bodyParser.json());

app.use('/api',api);

app.get('*',(req,res)=>{
    res.sendFile(path.join(__dirname,'dist/index.html'));
});

app.listen(port,function(){
    console.log("server running on localhost:" +port);
});

app.use(function(req, res, next) {

    res.header("Access-Control-Allow-Origin", "*");
    res.header('Access-Control-Allow-Methods', 'PUT, GET, POST, DELETE, OPTIONS');
    res.header("Access-Control-Allow-Headers", "Origin, X-Requested-With, Content-Type, Accept");
    next();
});