DocSpace-buildtools/web/ASC.Web.Storybook/.storybook/webpack.config.js

module.exports = function({ config }) {
    config.module.rules.push({
      test: /\.stories\.js?$/,
      loaders: [require.resolve('@storybook/addon-storysource/loader')],
      enforce: 'pre',
    });
   
    return config;
  };