```js
// ButtonGroup.stories.js

import ButtonGroup from '../ButtonGroup.svelte';

//👇 Imports the Button stories
import * as ButtonStories from './Button.stories';

export default {
  /* 👇 The title prop is optional.
   * See https://storybook.js.org/docs/7.0/svelte/configure/overview#configure-story-loading
   * to learn how to generate automatic titles
   */
  title: 'ButtonGroup',
  component: ButtonGroup,
};

/*
 *👇 Render functions are a framework specific feature to allow you control on how the component renders.
 * See https://storybook.js.org/docs/7.0/svelte/api/csf
 * to learn how to use render functions.
 */
export const Pair = {
  render: (args) => ({
    Component: ButtonGroup,
    props: args,
  }),
  args: {
    buttons: [{ ...ButtonStories.Primary.args }, { ...ButtonStories.Secondary.args }],
    orientation: 'horizontal',
  },
};
```
