This project allows you to import a list of files contained in a .zip to the list of attachments on the Sales Order List page.
For more information please visit this https://ivansingleton.dev/how-to-attach-from-a-zip-file-to-a-sales-order-in-business-central/.
Also, this project has been used to extend the functionality of creating attached documents in tables that did not have this option.
For more information see the following Post: https://ivansingleton.dev/how-to-create-attachments-on-the-location-page-and-other-pages-in-business-central/