- Added functionality to update participant attendance status, allowing for 'excused' and 'cancelled' states.
- Enhanced the participant model to include a default attendance status and validation for status values.
- Updated participant routes to support status updates and integrated new status handling in the participant controller.
- Modified the DiaryParticipantsPanel to visually indicate participant status and added a toggle for changing status.
- Expanded localization files to include new keys for participant status, improving accessibility for users in both English and German.
483d5d2bc7