Prepare release 2026.8.27.1

Author: canvascoding

CHANGELOG.md

@@ -11,6 +11,27 @@ This project uses calendar-style release versions, currently `YYYY.M.D.N`.
 
 - Nothing yet.
 
+## [2026.8.27.1] - 2026-08-27
+
+### Added
+
+- 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.
+
+### Changed
+
+- Improved system email settings, workspace mailbox configuration and translations, and admin-configurable Email Agent tools.
+- Refined Home/Studio prompt styling and development startup behavior.
+- Improved streamed MCP registration handling and disabled Sentry session replay.
+
+### Fixed
+
+- Fixed collaboration migration race conditions, duplicate mailbox saves, and markdown source-mode notice behavior.
+
+### Verification
+
+- `npm run verify:release`
+
 ## [2026.8.25.2] - 2026-08-25
 
 ### Added

THIRD_PARTY_NOTICES.md

@@ -3,8 +3,8 @@
 This file is generated from `package-lock.json`, installed package license files,
 versioned overrides, and the bundled non-npm component inventory.
 
-- Canvas Notebook version: 2026.8.25.2
-- Lockfile SHA-256: `18dec874e3712fa4b38dcfcf37212def16dd17f3d5d4b186901131ffb88a702c`
+- Canvas Notebook version: 2026.8.27.1
+- Lockfile SHA-256: `2353a20e57496fce6a21e1de370aedbd0b73189d6ce88f42db48dce5cfccafda`
 - Distributed components: 1510
 - Release gate: **approved**
 

docs/compliance/third-party-components.json

@@ -1,8 +1,8 @@
 {
   "schemaVersion": 1,
   "generator": "scripts/generate-third-party-notices.ts",
-  "packageVersion": "2026.8.25.2",
-  "lockfileSha256": "18dec874e3712fa4b38dcfcf37212def16dd17f3d5d4b186901131ffb88a702c",
+  "packageVersion": "2026.8.27.1",
+  "lockfileSha256": "2353a20e57496fce6a21e1de370aedbd0b73189d6ce88f42db48dce5cfccafda",
   "summary": {
     "totalComponents": 2034,
     "npmComponents": 2011,

docs/compliance/third-party-license-cache.json

@@ -1,6 +1,6 @@
 {
   "schemaVersion": 6,
-  "lockfileSha256": "18dec874e3712fa4b38dcfcf37212def16dd17f3d5d4b186901131ffb88a702c",
+  "lockfileSha256": "2353a20e57496fce6a21e1de370aedbd0b73189d6ce88f42db48dce5cfccafda",
   "entries": {
     "node_modules/@aws-sdk/credential-provider-http@3.972.70": {
       "packagePath": "node_modules/@aws-sdk/credential-provider-http",

eslint.config.mjs

@@ -24,8 +24,11 @@ const eslintConfig = defineConfig([
     // Skill templates and generated files
     "data/skills/**",
     "skills/**",
+    // Local GitNexus index and generated helper files
+    ".gitnexus/**",
     // Temporary files generated by skills
     "data/temp/**",
+    "tmp/**",
     // Local package manager and runtime caches
     "data/cache/**",
     // Workspace files

install/bin/canvas-notebook

@@ -1,7 +1,7 @@
 #!/usr/bin/env bash
 set -euo pipefail
 
-CANVAS_CLI_VERSION="2026.8.25.2"
+CANVAS_CLI_VERSION="2026.8.27.1"
 INSTALL_DIR="${CANVAS_INSTALL_DIR:-/opt/canvas-notebook}"
 COMPOSE_FILE="${CANVAS_COMPOSE_FILE:-${INSTALL_DIR}/canvas-notebook-compose.yaml}"
 DATA_DIR="${CANVAS_DATA_DIR:-${HOME:-/opt}/canvas-notebook-data}"

install/lib/shared/output.sh

@@ -3,7 +3,7 @@
 # Sourced by both install/bin/canvas-notebook and install/lib/common.sh
 
 [[ -n "${_SHARED_OUTPUT_LOADED:-}" ]] && return 0
-CANVAS_CLI_VERSION="${CANVAS_CLI_VERSION:-2026.8.25.2}"
+CANVAS_CLI_VERSION="${CANVAS_CLI_VERSION:-2026.8.27.1}"
 _SHARED_OUTPUT_LOADED=1
 
 CANVAS_USE_COLOR="${CANVAS_USE_COLOR:-true}"

package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "canvas-notebook",
-  "version": "2026.8.25.2",
+  "version": "2026.8.27.1",
   "private": true,
   "license": "SEE LICENSE IN LICENSE",
   "engines": {