```ts
// List.stories.ts

import { Meta, moduleMetadata, Story } from '@storybook/angular';
import { ListItemComponent } from './list-item.component';
import { ListComponent } from './list.component';

export default {
  title: 'List',
  component: ListComponent,
  subcomponents: { ListItemComponent }, //👈 Adds the ListItem component as a subcomponent
} as Meta;

const Template: Story<ListComponent> = (args) => ({
  props: args,
  moduleMetadata: {
    declarations: [ListComponent, ListItemComponent],
  },
});

export const OneItem = Template.bind({});
OneItem.args = {
  items: [ListItemComponent],
};
```