How to get the questionnaire attatchement into the supplier profile attatchement

Summary: How can we get the attatchement that was submitted by a external registration supplier via a questionnaire, and to add it to the supplifer profile attachement ?

Content (required):

I have created a questionnaire to be used during supplier external registration. In that questionnaire, supplier are ask to provide some information via attatchement. How can we get theses attatchement file to automatically be avaible wihting the supplier profile attatchement?

Version (include the version you are using, if applicable): 22B

Code Snippet (add any code snippets that support your topic, if applicable):