chore: Update changelog with new changes

Author: tuanphung2308

CHANGELOG.md

@@ -58,11 +58,13 @@ should change the heading of the (upcoming) version to include a major version b
 
 ## @rjsf/shadcn
 
+- Update `README.md` with picture of the theme!
 - Bump `@shadcn/ui` components to use latest version from https://ui.shadcn.com/
 - Bump `tailwindcss` to using v4 and css compiling process to use latest `@tailwindcss/cli`
 - Remove `postcss` due to new Oxide compiler of tailwindcss
 - Update playground themes with `default`, `Amethyst Haze`, `Caffeine`, `Claude`, `Neo Brutalism`, `Pastel Dreams`, `Soft Pop`, `Twitter`, `Vercel`
 - Radio widget labels are now accessible and can be clicked on to select the associated option.
+- Allow passing `className` props to `AddButton`, `BaseInputTemplate`, `CheckboxWidget`, `CheckboxesWidget`, `RadioWidget`, `SelectWidget`, `SubmitButton`, `TextareaWidget` for extra Tailwind CSS customization through `ui:className`
 
 ## @rjsf/utils