storybook/docs/_snippets/main-config-refs-with-function.md

export default {
  // Replace your-framework with the framework you are using (e.g., react-webpack5, vue3-vite)
  framework: '@storybook/your-framework',
  stories: ['../src/**/*.mdx', '../src/**/*.stories.@(js|jsx|mjs|ts|tsx)'],

  // 👇 Retrieve the current environment from the configType argument
  refs: (config, { configType }) => {
    if (configType === 'DEVELOPMENT') {
      return {
        react: {
          title: 'Composed React Storybook running in development mode',
          url: 'http://localhost:7007',
        },
        angular: {
          title: 'Composed Angular Storybook running in development mode',
          url: 'http://localhost:7008',
        },
      };
    }
    return {
      react: {
        title: 'Composed React Storybook running in production',
        url: 'https://your-production-react-storybook-url',
      },
      angular: {
        title: 'Composed Angular Storybook running in production',
        url: 'https://your-production-angular-storybook-url',
      },
    };
  },
};

// Replace your-framework with the framework you are using (e.g., react-webpack5, vue3-vite)
import type { StorybookConfig } from '@storybook/your-framework';

const config: StorybookConfig = {
  framework: '@storybook/your-framework',
  stories: ['../src/**/*.mdx', '../src/**/*.stories.@(js|jsx|mjs|ts|tsx)'],

  // 👇 Retrieve the current environment from the configType argument
  refs: (config, { configType }) => {
    if (configType === 'DEVELOPMENT') {
      return {
        react: {
          title: 'Composed React Storybook running in development mode',
          url: 'http://localhost:7007',
        },
        angular: {
          title: 'Composed Angular Storybook running in development mode',
          url: 'http://localhost:7008',
        },
      };
    }
    return {
      react: {
        title: 'Composed React Storybook running in production',
        url: 'https://your-production-react-storybook-url',
      },
      angular: {
        title: 'Composed Angular Storybook running in production',
        url: 'https://your-production-angular-storybook-url',
      },
    };
  },
};

export default config;