storybook/docs/snippets/vue/loader-story.3.js.mdx

```js
// TodoItem.stories.js

import TodoItem from './TodoItem.vue';

import fetch from 'node-fetch';

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

export const Primary = (args, { loaded: { todo } }) => {
  return {
    components: { TodoItem },
    setup() {
      return { args, todo: todo };
    },
    template: `<TodoItem :todo="todo"/>`,
  };
};

Primary.loaders = [
  async () => ({
    todo: await (await fetch('https://jsonplaceholder.typicode.com/todos/1')).json(),
  }),
];
```