| ⇢ | A | AttachmentSubmitHandler added |
| ⇢ | B | AttachmentSubmitHandler::downloadURL() added | |
| ⇢ | B | AttachmentSubmitHandler::handleFormSubmit() added | |
| ⇢ | A | AttachmentSubmitHandler::generateAttachmentPath() added | |
| ⇢ | A | AttachmentSubmitHandler::__construct() added | |
| ⇢ | A | AttachmentSubmitHandler::configureOptions() added | |
| ⇢ | A | AttachmentSubmitHandler::generateAttachmentFilenam... added | |
| ⇢ | A | AttachmentSubmitHandler::upload() added | |
| ⇢ | A | AttachmentPathResolver::getSecurePath() added | |
| B | ↛ | AttachmentHelper::upload() removed | |
| A | ↛ | AttachmentHelper::generateFolderForAttachment() removed |