import express from "express";
import socketIO from "socket.io";

const PORT = 3001;

const app = express();

app.get('/', (req, res) => res.send('Hello World!'));

const server = app.listen(PORT, () => console.log(`Example app listening on port ${PORT}!`));
const io = socketIO(server);

io.on('connection', socket => {
    console.log('a user connected');
});