App.js

const cors = require('cors');
const express = require('express');
const app = express();
const bodyParser = require('body-parser');
const Login = require('./routes/login');
const Logout = require('./routes/logout');
const Menu = require('./routes/menu');
const SytemName = require('./routes/systemInfo');

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

new Login(app);
new Logout(app);
new SytemName(app);
new Menu(app);

app.listen('8000', () => console.log('listen on port 8000'));