webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ReactRefreshPlugin = require('@pmmmwh/react-refresh-webpack-plugin');
const webpack = require('webpack');

const isProduction = process.env.NODE_ENV === 'production';
const containerName = 'Webpack_MF';

/** @type {import('webpack').Configuration} */
module.exports = {
  entry: './src/index.js',
  context: __dirname,
  devtool: false,
  output: {
    uniqueName: containerName,
  },
  module: {
    rules: [
      {
        test: /\.js$/,
        include: path.resolve(__dirname, 'src'),
        use: {
          loader: 'babel-loader',
          options: {
            presets: [['@babel/preset-react', { runtime: 'automatic' }]],
            plugins: [!isProduction && require.resolve('react-refresh/babel')].filter(Boolean),
          },
        },
      },
    ],
  },
  plugins: [
    new HtmlWebpackPlugin({ excludeChunks: [containerName] }),
    new webpack.container.ModuleFederationPlugin({
      name: containerName,
      remotes: {
        Rspack_MF_v1: 'Rspack_MF_v1@http://localhost:8080/Rspack_MF_v1.js',
        Rspack_MF_v1_5: 'Rspack_MF_v1_5@http://localhost:8081/Rspack_MF_v1_5.js',
      },
      exposes: {
        './Component': './src/Component',
      },
      shared: {
        react: {
          singleton: true,
        },
      },
    }),
    !isProduction && new ReactRefreshPlugin(),
  ],
  devServer: {
    port: 8082,
    headers: {
      'Access-Control-Allow-Origin': '*',
    },
  },
};