3D Markmap and Enhanced Guest Management

New

• Workspace markmap upgraded to 3D with click pulse effects
• Guest invitation via shareable links and ticket deep links
• Guest invitation list with pending status, cancellation, and real-time updates
• Always-on AI search with RAG-based citations
• Agent template one-shot creation with overview tab
• PDF viewer modes: fit to width, fit to page, and two-page view
• Notes and to-dos now aggregated in Flow
• Guest tab suspension notice for FREE plan downgrades

Improved

• Moved 'me' badge next to avatar and name
• Unified to-do and note mark design with chat marks
• Added one-click copy button on message hover
• Added background highlight to message hover action icons
• Online users sorted to top of DM list
• Auto-mark informational notifications as read when conversation is read in hub
• Removed mark navigator (right panel) feature

Fixed

• Fixed assigned and created tasks without due dates not appearing in My Tasks
• Fixed call and meeting marks missing from always-on AI search
• Fixed Android editor bugs with to-do and note body editing
• ESC key now only cancels editing when editing a message
• ESC key now closes note marks
• Removed flicker when opening catchup
• Fixed checkbox toggle in multi-group checklists
• Removed ghost cards of deleted agents in Flow
• Fixed editor getting permanently stuck in disconnected state
• Blocked hub access for uninvited guests and removed real-time subscriptions on revocation