storybook/docs/snippets/angular/component-story-highlight-addon.ts.mdx

```ts
// Card.stories.ts

import { componentWrapperDecorator } from '@storybook/angular';
import type { Meta, StoryObj } from '@storybook/angular';
import { useChannel } from '@storybook/preview-api';
import { HIGHLIGHT, RESET_HIGHLIGHT } from '@storybook/addon-highlight';
import { Card } from './card.component';

const meta: Meta<Card> = {
  /* 👇 The title prop is optional.
   * See https://storybook.js.org/docs/angular/configure/overview#configure-story-loading
   * to learn how to generate automatic titles
   */
  title: 'Card',
  component: Card,
};

export default meta;
type Story = StoryObj<Card>;

export const Default: Story = (args) => ({
  template: '<app-card></app-card>',
  decorators: [
    componentWrapperDecorator((story) => {
      const emit = useChannel({});
      emit(HIGHLIGHT, {
        elements: ['.title', '.subtitle'],
      });
      return story;
    }),
  ],
});
```