addon: docsaddon: viewporthelp wantedmediumtriage:reviewed
Description
Describe the bug How to show viewport on the docs page? The canvas page has viewport options,But the documentation page is not。Is this a bug or does it require additional configuration?
Screenshots
The canvas page has viewport options.

But the documentation page is not。

Code snippets
import { configure, addParameters } from '@storybook/react'
import { DocsPage, DocsContainer } from '@storybook/addon-docs/blocks'
import { INITIAL_VIEWPORTS } from '@storybook/addon-viewport'
import '../src/index.less'
addParameters({
viewport: {
viewports: INITIAL_VIEWPORTS
},
docs: {
container: DocsContainer,
page: DocsPage
}
})