add dynamic ports

app.js

@@ -5,7 +5,8 @@ import { GoogleGenerativeAI } from '@google/generative-ai';
 
 dotenv.config();
 const app = express();
-const port = process.env.PORT || 7860;
+const port = process.env.PORT; // Hugging Face will set this dynamically
+
 
 app.use(bodyParser.urlencoded({ extended: true }));
 app.use(express.static('public'));