* feat(create): default design system config to base ui
* feat(www): default docs and init to base ui
* feat(www): default preview styles to base-nova
* feat(shadcn): default init and prompts to base ui
* docs: default to base ui in guides and examples
* docs: add changelog
* chore: changeset
* fix: address base ui default review findings
* fix: init handling
* feat: add migrate-radix-to-base skills
* fix: typo