storybook/docs/snippets/vue/app-story-with-mock.3.js.mdx

```js
// App.stories.js

import App from './App.vue';

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

const Template = (args) => ({
  components: { App },
  setup() {
    return { args };
  }
  template: '<App v-bind="args"/>',
});

export const Success = Template.bind({});

Success.parameters = {
  fetch: {
    json: {
      JavaScript: 3390991,
      "C++": 44974,
      TypeScript: 15530,
      CoffeeScript: 12253,
      Python: 9383,
      C: 5341,
      Shell: 5115,
      HTML: 3420,
      CSS: 3171,
      Makefile: 189
    }
  }
};
```