Update index.js

index.js

@@ -0,0 +1,12 @@
+const http = require("http");
+
+const PORT = process.env.PORT || 3000;
+
+const server = http.createServer((req, res) => {
+  res.writeHead(200, { "Content-Type": "text/plain" });
+  res.end("Hello from Hugging Face Space with Node.js + Docker!\n");
+});
+
+server.listen(PORT, () => {
+  console.log(`Server running at http://0.0.0.0:${PORT}/`);
+});