```js
// .storybook/preview.js

import { initialize, mswDecorator } from 'msw-storybook-addon';

/*
 * Initializes MSW
 * See https://github.com/mswjs/msw-storybook-addon#configuring-msw
 * to learn how to customize it
 */
initialize();

export const parameters = {
  actions: { argTypesRegex: '^on[A-Z].*' },
  controls: {
    matchers: {
      color: /(background|color)$/i,
      date: /Date$/,
    },
  },
};

// Provide the MSW addon decorator globally
export const decorators = [mswDecorator];
```