Composite v2: undo stabilizing new version (WordPress#64510)

* Remove exports from `@wordpress/components` package

* Update Storybook

* Update CHANGELOG

* README

---

Co-authored-by: ciampo <mciampini@git.wordpress.org>
Co-authored-by: tyxla <tyxla@git.wordpress.org>

packages/components/CHANGELOG.md

@@ -19,13 +19,6 @@
     -   `ToggleGroupControl`
     -   `TreeSelect`
 
-### New Features
-
--   `Composite`: add stable version of the component ([#63564](https://github.com/WordPress/gutenberg/pull/63564)).
--   `Composite`: add `Hover` and `Typeahead` subcomponents ([#64399](https://github.com/WordPress/gutenberg/pull/64399)).
--   `Composite`: export `useCompositeStore`, add focus-related props to `Composite`and`Composite.Item` subcomponents ([#64450](https://github.com/WordPress/gutenberg/pull/64450)).
--   `Composite`: add `Context` subcomponent ([#64493](https://github.com/WordPress/gutenberg/pull/64493)).
-
 ### Enhancements
 
 -   `Composite`: improve Storybook examples and add interactive controls ([#64397](https://github.com/WordPress/gutenberg/pull/64397)).
@@ -34,6 +27,12 @@
 -   `TimePicker`: add `hideLabelFromVision` prop ([#64267](https://github.com/WordPress/gutenberg/pull/64267)).
 -   `DropdownMenuV2`: adopt elevation scale ([#64432](https://github.com/WordPress/gutenberg/pull/64432)).
 
+### Internal
+
+-   `Composite` v2: add `Hover` and `Typeahead` subcomponents ([#64399](https://github.com/WordPress/gutenberg/pull/64399)).
+-   `Composite` v2: add focus-related props to `Composite`and`Composite.Item` subcomponents ([#64450](https://github.com/WordPress/gutenberg/pull/64450)).
+-   `Composite` v2: add `Context` subcomponent ([#64493](https://github.com/WordPress/gutenberg/pull/64493)).
+
 ## 28.5.0 (2024-08-07)
 
 ### Bug Fixes

packages/components/src/composite/README.md

@@ -1,5 +1,9 @@
 # `Composite`
 
+<div class="callout callout-alert">
+This feature is still experimental. “Experimental” means this is an early implementation subject to drastic and breaking changes.
+</div>
+
 `Composite` provides a single tab stop on the page and allows navigation through the focusable descendants with arrow keys. This abstract component is based on the [WAI-ARIA Composite Role⁠](https://w3c.github.io/aria/#composite).
 
 ## Usage

packages/components/src/composite/legacy/stories/index.story.tsx

@@ -15,8 +15,7 @@ import {
 import { UseCompositeStatePlaceholder, transform } from './utils';
 
 const meta: Meta< typeof UseCompositeStatePlaceholder > = {
-	title: 'Components (Deprecated)/Composite (Unstable)',
-	id: 'components-composite-unstable',
+	title: 'Components/Composite',
 	component: UseCompositeStatePlaceholder,
 	subcomponents: {
 		Composite,

packages/components/src/composite/stories/index.story.tsx

@@ -15,7 +15,7 @@ import { Composite, useCompositeStore } from '..';
 import { UseCompositeStorePlaceholder, transform } from './utils';
 
 const meta: Meta< typeof UseCompositeStorePlaceholder > = {
-	title: 'Components/Composite',
+	title: 'Components/Composite (V2)',
 	component: UseCompositeStorePlaceholder,
 	subcomponents: {
 		// @ts-expect-error - See https://github.com/storybookjs/storybook/issues/23170
@@ -50,6 +50,7 @@ const meta: Meta< typeof UseCompositeStorePlaceholder > = {
 			options: [ 'horizontal', 'vertical', 'both' ],
 		},
 	},
+	tags: [ 'status-private' ],
 	parameters: {
 		controls: { expanded: true },
 		docs: {

packages/components/src/index.ts

@@ -62,7 +62,6 @@ export {
 	CompositeItem as __unstableCompositeItem,
 	useCompositeState as __unstableUseCompositeState,
 } from './composite/legacy';
-export { Composite, useCompositeStore } from './composite';
 export { ConfirmDialog as __experimentalConfirmDialog } from './confirm-dialog';
 export { default as CustomSelectControl } from './custom-select-control';
 export { default as Dashicon } from './dashicon';