message: fix(demo): theme is optional
diff: @@ -20,7 +20,7 @@ const Components = {
  export function EditorStory(props: {
  defaultPlugin?: string
  initialState: EditorProps['initialState']
  - theme: EditorProps['theme']
  + theme?: EditorProps['theme']
  }) {
  const defaultContainer =
  (localStorage.getItem('storybook.container') as Container) ||
  