storybook/docs/snippets/angular/page-story-slots.ts.mdx

```ts
// Page.stories.ts

import type { Meta, Story } from '@storybook/angular';

import { Page } from './page.component';

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

 /*
 *👇 Render functions are a framework specific feature to allow you control on how the component renders.
 * See https://storybook.js.org/docs/7.0/angular/api/csf
 * to learn how to use render functions.
 */
export const CustomFooter: Story = {
  render: (args) => ({
    props: args,
    template: `
      <storybook-page>
        <ng-container footer>${args.footer}</ng-container>
      </storybook-page>`,
  }),
  args: {
    footer: 'Built with Storybook',
  },
};
```