```ts
// Button.stories.ts|tsx

import React from 'react';

import type { ComponentStoryObj, ComponentMeta } from '@storybook/react';

import { Button } from './Button';

export default {
  /* 👇 The title prop is optional.
   * See https://storybook.js.org/docs/7.0/react/configure/overview#configure-story-loading
   * to learn how to generate automatic titles
   */
  title: 'Button',
  component: Button,
} as ComponentMeta<typeof Button>;

export const Primary: ComponentStoryObj<typeof Button> = {
  backgroundColor: '#ff0',
  label: 'Button',
};

export const Secondary: ComponentStoryObj<typeof Button> = {
  args: {
    ...Primary.args,
    label: '😄👍😍💯',
  },
};

export const Tertiary: ComponentStoryObj<typeof Button> = {
  args: {
    ...Primary.args,
    label: '📚📕📈🤓',
  },
};
```
