fix: Enable CORS from all origins on server

Previously we left CORS to default values so it was easy to hit CORS errors from React apps, which isn't part of the point of this assignment.

package.json

@@ -17,6 +17,7 @@
 		"@types/express": "^4.17.14",
 		"@types/node": "^18.11.18",
 		"concurrently": "^7.6.0",
+		"cors": "^2.8.5",
 		"eslint": "^8.29.0",
 		"eslint-config-prettier": "^8.5.0",
 		"express": "^4.18.2",
@@ -34,5 +35,8 @@
 	"bugs": {
 		"url": "https://github.com/techreturners/lm-code-intro-react-router-fakelandia/issues"
 	},
-	"homepage": "https://github.com/techreturners/lm-code-intro-react-router-fakelandia#readme"
+	"homepage": "https://github.com/techreturners/lm-code-intro-react-router-fakelandia#readme",
+	"devDependencies": {
+		"@types/cors": "^2.8.13"
+	}
 }

server/index.ts

@@ -1,5 +1,5 @@
 import * as express from 'express';
-
+import * as cors from 'cors';
 import { Server } from 'http';
 import { initialiseRoutes } from './routes/routes';
 import { printNewLine } from './helpers/helpers';
@@ -18,6 +18,9 @@ try {
 	console.log('👉 Enabling URL-Encoded middleware...');
 	app.use(express.urlencoded({ extended: true }));
 
+	console.log('👉 Enabling CORS...');
+	app.use(cors());
+
 	initialiseRoutes(app);
 
 	const server = app