redux-devtools/packages/redux-devtools-ui/.storybook/main.js

module.exports = {
  core: {
    builder: 'webpack5',
  },
  stories: ['../src/**/*.stories.mdx', '../src/**/*.stories.@(js|jsx|ts|tsx)'],
  addons: [
    {
      name: '@storybook/addon-essentials',
      options: {
        backgrounds: false,
      },
    },
  ],
};