Canvas Notebook 2026.7.16.2

Highlights

• Completed the agent live-collaboration review flow with exact text patches and operation tracking.
• Improved live-collaboration cursors, Markdown properties spacing, and desktop chat-header layout.
• Handled aborted collaboration action requests consistently across review operations.

Verification

• npm run build
• Tag-triggered Build and Push (Both Arch) workflow 29506322256 succeeded.