Copilot third commit

comments.js

@@ -1,58 +1,8 @@
 // create web server
 const express = require('express');
-// create web server
-const app = express();
-// create web server
-const port = 3000;
-
-// create web server
-app.get('/comments', (req, res) => {
-  res.send('Comments');
-});
-
-app.listen(port, () => {
-  console.log(`Server is listening on port: ${port}`);
-});
-```
-
-```javascript
-// Path: posts.js
-// create web server
-const express = require('express');
-// create web server
-const app = express();
-// create web server
-const port = 3000;
-
-// create web server
-app.get('/posts', (req, res) => {
-  res.send('Posts');
-});
-
-app.listen(port, () => {
-  console.log(`Server is listening on port: ${port}`);
-});
-```
-
-```javascript
-// Path: index.js
-// create web server
-const express = require('express');
-// create web server
 const app = express();
-// create web server
-const port = 3000;
-
-const comments = require('./comments');
-const posts = require('./posts');
-
-// create web server
-app.use('/comments', comments);
-app.use('/posts', posts);
-
-app.listen(port, () => {
-  console.log(`Server is listening on port: ${port}`);
-});
-```
+app.use(express.json());
 
-###
+// create a comments array
+const comments = [
+    { username: 'alice', comment: 'I love this