docs/snippets/vue/storybook-preview-with-library-decorator.2-library.js.mdx
```js
// .storybook/preview.js
import Vue from 'vue';
import Vuex from 'vuex';
//👇 Storybook Vue app being extended and registering the library
Vue.use(Vuex);
export const decorators = [
(story) => ({
components: { story },
template: '<div style="margin: 3em;"><story /></div>',
}),
];
```