Copilot third commit

comments.js

@@ -0,0 +1,39 @@
+// Create web server
+const express = require('express');
+const app = express();
+const bodyParser = require('body-parser');
+const db = require('./db');
+const Comment = require('./comments');
+const cors = require('cors');
+
+app.use(cors());
+app.use(bodyParser.json());
+
+app.get('/comments', async (req, res) => {
+  const comments = await Comment.find();
+  res.json(comments);
+});
+
+app.post('/comments', async (req, res) => {
+  const { author, text } = req.body;
+  const newComment = new Comment({ author, text });
+  await newComment.save();
+  res.json(newComment);
+});
+
+app.delete('/comments/:id', async (req, res) => {
+  const { id } = req.params;
+  await Comment.findByIdAndDelete(id);
+  res.json({ message: 'Comment deleted' });
+});
+
+app.listen(4001, () => {
+  console.log('Server is running on http://localhost:4001');
+});
+
+// Path: comment.js
+// Create comment model
+const mongoose = require('mongoose');
+const Schema = mongoose.Schema;
+
+const commentSchema = new Schema({