Gmail attachments are not recognized

I have the add on running on Firefox and I was able to set up a form to save attachments to a specific Notion database, but even though the field is set to pull email attachments the field that I want attachments sent to is empty.

I have the “contract” field mapped to take attachments:

But when I actually use the form on an email with an attachment, the “contract” field just gives me a file picker and there’s no clear way to select an attachment.