Canvas Notebook 2026.8.27.1

Highlights

• Added rich-mode collaboration for eligible documents and stabilized collaborative editor synchronization and migration.
• Added an improved email inbox reading flow and automatic email license activation.
• Improved system email settings, workspace mailbox configuration, Email Agent controls, MCP registration handling, and Home/Studio styling.
• Fixed collaboration migration races, duplicate mailbox saves, and Markdown source-mode notices.

Assets

• Linux host CLI, portable CLI, native compliance evidence, release provenance metadata, and macOS desktop artifacts.

Verification

• npm run verify:release
• Tag-triggered Build and Push (Both Arch) workflow succeeded.
• Bundle provenance matched the exact tag, commit, image digest, and build run; all bundled SHA-256 checks passed.