Review workspace events and clearer upload failures
Workspace audit browsing arrived alongside a specific no-audio upload message, calendar-sync fixes and more resilient playback-data loading.
- addedBrowse workspace audit historyaudit-log
- fixedKnow when an uploaded file has no audio trackuploads
- fixedKeep calendar sync working for the same workspace eventcalendar
- fixedRecover from temporary playback loading errorsplayback