chore(release): prepare v2.7.0

CHANGELOG.md

@@ -20,6 +20,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [2.7.0] - 2026-09-11
+
 ### Added
 - The full OpenGraph / Twitter card set the Sphinx lecture sites emit, on every
   page: `og:type`, `og:site_name`, `og:url` (from a new `site_url` option; myst's `site.domains` never reaches the theme), a site-level
@@ -104,7 +106,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   contradicting CONTRIBUTING.md and every real floor in the repo) and installs
   the shipped lockfile with `npm ci` instead of `npm install`, so consumer
   installs from the release asset are reproducible and never mutate the
-  lockfile in place ([#162](https://github.com/QuantEcon/quantecon-theme.mystmd/issues/162)).
+  lockfile in place ([#162](https://github.com/QuantEcon/quantecon-theme.mystmd/issues/162)) ([#191](https://github.com/QuantEcon/quantecon-theme.mystmd/pull/191)).
 
 ## [2.6.1] - 2026-09-10
 
@@ -667,7 +669,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Added
 - Initial version of the QuantEcon MyST theme: Remix + `@myst-theme` book theme with QuantEcon branding, toolbar (home, search, fullscreen, font scaling, dark mode, downloads, Colab/JupyterHub launch, edit-on-GitHub), content-driven site footer, and bundled brand assets.
 
-[Unreleased]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.6.1...HEAD
+[Unreleased]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.7.0...HEAD
+[2.7.0]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.6.1...v2.7.0
 [2.6.1]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.6.0...v2.6.1
 [2.6.0]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.5.0...v2.6.0
 [2.5.0]: https://github.com/QuantEcon/quantecon-theme.mystmd/compare/v2.4.0...v2.5.0

README.md

@@ -132,7 +132,7 @@ tag they build with, rather than vendoring copies:
 project:
   github: https://github.com/QuantEcon/lecture-python.myst # commit links target this repo
   plugins:
-    - https://raw.githubusercontent.com/QuantEcon/quantecon-theme.mystmd/v2.6.1/plugins/git-metadata.mjs
+    - https://raw.githubusercontent.com/QuantEcon/quantecon-theme.mystmd/v2.7.0/plugins/git-metadata.mjs
 ```
 
 The plugin is moving to the shared
@@ -260,7 +260,7 @@ Point your project's `site.template` at a **pinned release** zip:
 ```yaml
 # myst.yml
 site:
-  template: https://github.com/QuantEcon/quantecon-theme.mystmd/releases/download/v2.6.1/quantecon-theme.zip
+  template: https://github.com/QuantEcon/quantecon-theme.mystmd/releases/download/v2.7.0/quantecon-theme.zip
 ```
 
 Pin a specific version rather than tracking a branch, and bump it deliberately: the

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@quantecon/lecture-theme",
-  "version": "2.6.1",
+  "version": "2.7.0",
   "private": true,
   "sideEffects": false,
   "scripts": {