Update index.js

index.js

@@ -8,6 +8,12 @@ const PORT = process.env.PORT || 7860;
 const app = express();
 
 const tempDir = path.join(os.tmpdir(), "temp");
+
+// Create temp directory if it doesn't exist
+if (!fs.existsSync(tempDir)) {
+  fs.mkdirSync(tempDir, { recursive: true });
+}
+
 app.use('/temp', express.static(tempDir));
 app.use(express.json());