Fin seccion 3

.env

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+PORT=3000

.gitignore

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+node_modules/

.vs/ProjectSettings.json

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+{
+  "CurrentProjectSetting": null
+}

index.js

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+const express = require('express');
+const path = require('path');
+require('dotenv').config();
+
+//App de Express
+const app = express();
+
+//Node server
+const server = require('http').createServer(app);
+module.exports.io = require('socket.io')(server);
+require('./sockets/socket');
+
+
+//Path publico
+const publicPath = path.resolve(__dirname, 'public');
+app.use(express.static(publicPath));
+
+
+
+
+server.listen(process.env.PORT, (err) => {
+
+	if (err) throw new Error(err);
+
+	console.log('Servidor corriendo en el puerto', process.env.PORT);
+
+});