• 3rd 21.1 pre-release using PHP 7.4 by default
• Notifications: Add refresh handler for notifications (click on Notifications header)
• Calendar: Add contextmenu action for video-conference events to access recordings for BBB
• Calendar: move calendar search from side-menu to toolbar and add favorits (mobile theme too)
• API/Resources: allow custom icons for categories
• Kanban: allow to collapse/expand columns and swimlanes
• PHP 8.0: many bug fixes and separate test-containers with tags 21.1-8.0 or 21.1.20210406-8.0