Bellissima is the code name for the rebuild of the frontend code of the backoffice of Umbraco. Bellissima replaces the old deprecated AngularJS code with Lit, TypeScript and Web Components as well as a flexible extensions API.
In this post, Yari Mariën discusses enhancing Umbraco 14 by adding actions to the sidebar context menu using built-in Entity Actions. He details the registration of actions via manifests, rendering them in the UI, implementing action logic, and handling action results to refresh the tree structure dynamically.
In this post, Yari Mariën outlines the process of enhancing a custom section in Umbraco 14 by adding routing, creating a root page, and displaying detailed views for tree items. Key components include defining routes for creating and editing forms, utilizing a shared component for both functionalities, and implementing navigation through tree items.