Prepare Release v6.12.0 using 'release-plan'

Author: github-actions[bot]

.release-plan.json

@@ -26,5 +26,5 @@
       "pkgJSONPath": "./package.json"
     }
   },
-  "description": "## Release (2026-04-03)\n\n* @ember/app-blueprint 6.12.0 (minor)\n\n#### :rocket: Enhancement\n* `@ember/app-blueprint`\n  * [#243](https://github.com/ember-cli/ember-app-blueprint/pull/243) Promote Beta and update all dependencies for 6.12 release ([@mansona](https://github.com/mansona))\n  * [#144](https://github.com/ember-cli/ember-app-blueprint/pull/144) feat: move ember-cli-build to `mjs` ([@aklkv](https://github.com/aklkv))\n\n#### :bug: Bug Fix\n* `@ember/app-blueprint`\n  * [#215](https://github.com/ember-cli/ember-app-blueprint/pull/215) upgrade ember/optional-features to clear install deprecation warnings ([@void-mAlex](https://github.com/void-mAlex))\n  * [#119](https://github.com/ember-cli/ember-app-blueprint/pull/119) fix: align linters with recent changes in classic app blueprint ([@aklkv](https://github.com/aklkv))\n  * [#208](https://github.com/ember-cli/ember-app-blueprint/pull/208) [Bugfix release] Add `globals.browser` to eslint config for TS files ([@mkszepp](https://github.com/mkszepp))\n\n#### :memo: Documentation\n* `@ember/app-blueprint`\n  * [#204](https://github.com/ember-cli/ember-app-blueprint/pull/204) Update Release.md ([@mansona](https://github.com/mansona))\n\n#### :house: Internal\n* `@ember/app-blueprint`\n  * [#244](https://github.com/ember-cli/ember-app-blueprint/pull/244) split tests into individual matrix jobs ([@mansona](https://github.com/mansona))\n  * [#228](https://github.com/ember-cli/ember-app-blueprint/pull/228) Enable patch publish ([@mansona](https://github.com/mansona))\n  * [#211](https://github.com/ember-cli/ember-app-blueprint/pull/211) fix release-plan alpha tag ([@mansona](https://github.com/mansona))\n\n#### Committers: 4\n- Alex ([@void-mAlex](https://github.com/void-mAlex))\n- Alexey Kulakov ([@aklkv](https://github.com/aklkv))\n- Chris Manson ([@mansona](https://github.com/mansona))\n- Markus Sanin ([@mkszepp](https://github.com/mkszepp))\n"
+  "description": "## Release (2026-04-09)\n\n* @ember/app-blueprint 6.12.0 (minor)\n\n#### :rocket: Enhancement\n* `@ember/app-blueprint`\n  * [#243](https://github.com/ember-cli/ember-app-blueprint/pull/243) Promote Beta and update all dependencies for 6.12 release ([@mansona](https://github.com/mansona))\n  * [#144](https://github.com/ember-cli/ember-app-blueprint/pull/144) feat: move ember-cli-build to `mjs` ([@aklkv](https://github.com/aklkv))\n\n#### :bug: Bug Fix\n* `@ember/app-blueprint`\n  * [#215](https://github.com/ember-cli/ember-app-blueprint/pull/215) upgrade ember/optional-features to clear install deprecation warnings ([@void-mAlex](https://github.com/void-mAlex))\n  * [#119](https://github.com/ember-cli/ember-app-blueprint/pull/119) fix: align linters with recent changes in classic app blueprint ([@aklkv](https://github.com/aklkv))\n  * [#208](https://github.com/ember-cli/ember-app-blueprint/pull/208) [Bugfix release] Add `globals.browser` to eslint config for TS files ([@mkszepp](https://github.com/mkszepp))\n\n#### :memo: Documentation\n* `@ember/app-blueprint`\n  * [#204](https://github.com/ember-cli/ember-app-blueprint/pull/204) Update Release.md ([@mansona](https://github.com/mansona))\n\n#### :house: Internal\n* `@ember/app-blueprint`\n  * [#247](https://github.com/ember-cli/ember-app-blueprint/pull/247) update node for Publish CI to a version that doesn't need to update npm ([@mansona](https://github.com/mansona))\n  * [#244](https://github.com/ember-cli/ember-app-blueprint/pull/244) split tests into individual matrix jobs ([@mansona](https://github.com/mansona))\n  * [#228](https://github.com/ember-cli/ember-app-blueprint/pull/228) Enable patch publish ([@mansona](https://github.com/mansona))\n  * [#211](https://github.com/ember-cli/ember-app-blueprint/pull/211) fix release-plan alpha tag ([@mansona](https://github.com/mansona))\n\n#### Committers: 4\n- Alex ([@void-mAlex](https://github.com/void-mAlex))\n- Alexey Kulakov ([@aklkv](https://github.com/aklkv))\n- Chris Manson ([@mansona](https://github.com/mansona))\n- Markus Sanin ([@mkszepp](https://github.com/mkszepp))\n"
 }

CHANGELOG.md

@@ -1,5 +1,37 @@
 # Changelog
 
+## Release (2026-04-09)
+
+* @ember/app-blueprint 6.12.0 (minor)
+
+#### :rocket: Enhancement
+* `@ember/app-blueprint`
+  * [#243](https://github.com/ember-cli/ember-app-blueprint/pull/243) Promote Beta and update all dependencies for 6.12 release ([@mansona](https://github.com/mansona))
+  * [#144](https://github.com/ember-cli/ember-app-blueprint/pull/144) feat: move ember-cli-build to `mjs` ([@aklkv](https://github.com/aklkv))
+
+#### :bug: Bug Fix
+* `@ember/app-blueprint`
+  * [#215](https://github.com/ember-cli/ember-app-blueprint/pull/215) upgrade ember/optional-features to clear install deprecation warnings ([@void-mAlex](https://github.com/void-mAlex))
+  * [#119](https://github.com/ember-cli/ember-app-blueprint/pull/119) fix: align linters with recent changes in classic app blueprint ([@aklkv](https://github.com/aklkv))
+  * [#208](https://github.com/ember-cli/ember-app-blueprint/pull/208) [Bugfix release] Add `globals.browser` to eslint config for TS files ([@mkszepp](https://github.com/mkszepp))
+
+#### :memo: Documentation
+* `@ember/app-blueprint`
+  * [#204](https://github.com/ember-cli/ember-app-blueprint/pull/204) Update Release.md ([@mansona](https://github.com/mansona))
+
+#### :house: Internal
+* `@ember/app-blueprint`
+  * [#247](https://github.com/ember-cli/ember-app-blueprint/pull/247) update node for Publish CI to a version that doesn't need to update npm ([@mansona](https://github.com/mansona))
+  * [#244](https://github.com/ember-cli/ember-app-blueprint/pull/244) split tests into individual matrix jobs ([@mansona](https://github.com/mansona))
+  * [#228](https://github.com/ember-cli/ember-app-blueprint/pull/228) Enable patch publish ([@mansona](https://github.com/mansona))
+  * [#211](https://github.com/ember-cli/ember-app-blueprint/pull/211) fix release-plan alpha tag ([@mansona](https://github.com/mansona))
+
+#### Committers: 4
+- Alex ([@void-mAlex](https://github.com/void-mAlex))
+- Alexey Kulakov ([@aklkv](https://github.com/aklkv))
+- Chris Manson ([@mansona](https://github.com/mansona))
+- Markus Sanin ([@mkszepp](https://github.com/mkszepp))
+
 ## Release (2026-03-03)
 
 * @ember/app-blueprint 6.11.2 (patch)

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@ember/app-blueprint",
-  "version": "6.11.2",
+  "version": "6.12.0",
   "description": "Blueprint for next generation of Ember apps",
   "keywords": [
     "ember-blueprint"