I don't know what I did anymore

server.js

@@ -0,0 +1,11 @@
+import express from 'express';
+import { handler } from './build/handler.js';
+
+const app = express();
+const port = 80;
+
+app.use(handler);
+
+app.listen(port, '0.0.0.0', () => {
+    console.log(`Server is running on http://localhost:${port}`);
+});