```js
// Page.stories.js

import Page from './Page.svelte';
import * as HeaderStories from './Header.stories';

export default {
  title: 'Page',
  component: Page,
};

const Template = (args) => ({ Component: Page, props: args });

export const LoggedIn = Template.bind({});
LoggedIn.args = {
  ...HeaderStories.LoggedIn.args,
};
```