cors addition

Author: Amrit02102004

.gitignore

@@ -134,3 +134,6 @@ dist
 .yarn/build-state.yml
 .yarn/install-state.gz
 .pnp.*
+
+
+tests/

package-lock.json

@@ -10,9 +10,11 @@
   },
   "dependencies": {
     "aws-serverless-express": "^3.4.0",
+    "cors": "^2.8.5",
     "express": "^5.1.0"
   },
   "devDependencies": {
+    "@types/cors": "^2.8.19",
     "@types/express": "^5.0.3",
     "@types/node": "^24.0.3",
     "nodemon": "^3.1.0",

package.json

@@ -1,20 +1,20 @@
 import express from 'express';
+import cors from 'cors';
 import awsServerlessExpress from 'aws-serverless-express';
 
 const app = express();
+app.use(cors());
 
 app.get('/', (_req, res) => {
   res.json({ message: 'Hello from Express + TypeScript + Lambda' });
 });
 
 const server = awsServerlessExpress.createServer(app);
 
-// AWS Lambda export
 export const handler = (event: any, context: any) => {
   awsServerlessExpress.proxy(server, event, context);
 };
 
-// Local dev
 if (process.env.NODE_ENV !== 'production' && !process.env.AWS_LAMBDA_FUNCTION_NAME) {
   const port = process.env.PORT || 3000;
   app.listen(port, () => {