Shadcn/UI switches default component library from Radix to Base UI

Shadcn/UI is a popular component library for building user interfaces. The latest update changes the default component set. Previously the library defaulted to Radix components. The new default is Base UI components. This shift alters the out‑of‑the‑box styling and behavior. Developers using Shadcn/UI should review the changelog for details. The documentation at ui.shadcn.com reflects the change. Existing projects may need to adjust imports or configurations.