storybook/docs/snippets/react/nextjs-app-directory-in-meta.ts.mdx

```ts
// NavigationBasedComponent.stories.ts
import { Meta, StoryObj } from '@storybook/react';

import NavigationBasedComponent from './NavigationBasedComponent';

const meta: Meta<typeof NavigationBasedComponent> = {
  component: NavigationBasedComponent,
  parameters: {
    nextjs: {
      appDirectory: true, // 👈 Set this
    },
  },
};
export default meta;
```