Update index.js

index.js

@@ -19,7 +19,7 @@ app.use(express.json())
 app.use(express.urlencoded({ limit: '10mb', extended: true }))
 app.use((req, res, next) => {
   load_model(),
-  next
+  next()
 })
 
 app.all('/', (req, res) => {