```js
// Button.stories.js

import Button from './Button.vue';

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: 'Button',
  component: Button,
};

//👇 We create a “template” of how args map to rendering
const Template = (args, { argTypes }) => ({
  components: { Button },
  props: Object.keys(argTypes),
  template: '<Button v-bind="$props" />',
});

//👇 Each story then reuses that template
export const Primary = Template.bind({});
Primary.args = { background: '#ff0', label: 'Button' };

export const Secondary = Template.bind({});
Secondary.args = { ...Primary.args, label: '😄👍😍💯' };

export const Tertiary = Template.bind({});
Tertiary.args = { ...Primary.args, label: '📚📕📈🤓' };
```