[xwiki-notifications] [jira@xwiki.org][Issue] Updates for CRISTAL-614: Attachment upload is missing a loading indicator

Attachments:

• attachment.html (text/html — 23.3 KB)
• attachment.png (image/png — 625 bytes)
• attachment.png (image/png — 2.5 KB)
• attachment.png (image/png — 213 bytes)