sleep-tracker-backend/index.js

require("dotenv").config();
const server = require("./api/server");

server.get("/", (req, res) => {
	res.json({
		message: `API server for Sleep Tracker running. :)`
	});
});

const PORT = process.env.PORT || 4000;

server.listen(PORT, () => {
	console.log(`Listening on port ${PORT}...`);
});