const express = require('express'); const mongoose = require('mongoose'); const app = express(); app.use(express.json()); app.use(express.static('public')); mongoose.connect(process.env.MONGO_URL); const Note = mongoose.model('Note', { text: String }); app.get('/notes', async (req, res) => { const notes = await Note.find(); res.json(notes); }); app.post('/notes', async (req, res) => { const note = new Note({ text: req.body.text }); await note.save(); res.json(note); }); app.listen(3000, () => { console.log('Server started'); });