integration with blog of community builder

Hi

i am using CB plugin and inside this plugin the customers could send blog post but i cant integrate your Dropfile to the user post so the authors when want to send blog post they could also attachfile to their blog post.

also i want the file wont publish until i accept here and publish after check.

regards

this is the website of CB plugin:

https://www.joomlapolis.com/community-builder