Merge pull request #340 from nhsuk/update-version-and-changelog

Update packages and changelog for release

Author: roshaanbajwa

CHANGELOG.md

@@ -1,10 +1,12 @@
 # NHS.UK prototype kit Changelog
 
-## 4.12.0 - Unreleased
+## 4.12.0 - 15 August 2024
 
 :wrench:
 
 - Enable console logging for nodemon
+- Replace basic auth with a custom authentication process
+- Update NHS.UK frontend to [v8.3.0](https://github.com/nhsuk/nhsuk-frontend/releases/tag/v8.3.0)
 
 ## 4.11.0 - 27 June 2024