Canvas Notebook 2026.9.10.9

Highlights

• Added secure personal Direct MCP connections, connection health, scoped approvals, and zero-configuration MCP App widgets in chat.
• Added authenticated inbound-email attachment downloads and workspace-aware save flows.
• Added file-scoped Markdown guest collaboration, recoverable Office document versions, and durable rich-document editing lifecycle support.
• Completed the PostgreSQL-only runtime path across application services, installer configuration, backups, migrations, and agent runtime state.
• Hardened update rollback deadlines by terminating the complete image-pull process tree on Linux and aligning local and GitHub release safety gates.
• Improved agent scratch isolation, Office tooling, previews, context compaction, email caching, workspace widgets, and collaborative editor reliability.

Verification

• npm run verify:release on Ubuntu ARM64 with Node.js 26
• GitHub Build and Push (Both Arch) run 34475653236