blog post release v2.21 (#4168)

blog/2025-02-27-release-notes.md

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+---
+title: Luigi v2.21  
+seoMetaDescription: Release notes for Luigi v2.21
+author:
+  - Johannes Doberer
+layout: blog
+---
+
+You can read about the new features in Luigi v2.21 in the release notes below.
+
+<!-- Excerpt -->
+
+#### Webcomponent based micro frontends can now used in user settings dialog
+
+With this release it is possible to display web component based micro frontends in the user settings dialog. More informations can be found in our [docu](https://docs.luigi-project.io/docs/user-settings?section=webcomponent)
+
+
+#### Bugfixes
+
+For a full list of bugfixes in this release, see our [changelog](https://github.com/SAP/luigi/blob/main/CHANGELOG.md).