Jun 10: v1.624

This release enhances template management, adds Slack workflow notifications, and improves workload creation.

🚀 Improvements

Templates: Add new absence templates and update TemplatesService for document categories.
Templates: Added document template re-upload functionality with mapping preservation.
Notifications: Add JSON payload support for Slack workflow notifications.

🐞 Bug Fixes

Templates: Fix hidden note templates.
Emails: Fix absence date formatting in AbsenceApprovalNotification.
Workload: Fixed workload creation from template when legislation rules and scheduled breaks are set.