added options for multer

app/controllers/user.js

@@ -23,7 +23,11 @@ class UserController extends SiteController {
       session: sessionService,
     } = dtp.services;
 
-    const upload = this.createMulter();
+    const upload = this.createMulter('user', {
+      limits: {
+        fileSize: 1024 * 1000 * 5, // 5MB
+      },
+    });
 
     const router = express.Router();
     dtp.app.use('/user', router);