---

name: webpack description: Webpack configuration, module federation, loaders, plugins, and optimization. allowed-tools: Read, Write, Edit, Bash, Glob, Grep graph: domains: [domain:web-development] specializations: [specialization:web-development] skillAreas: [skill-area:asset-pipeline, skill-area:web-performance] roles: [role:frontend-engineer] topics: [topic:code-splitting, topic:tree-shaking]

---

Webpack Skill

Expert assistance for Webpack configuration and optimization.

Capabilities

• Configure webpack for production
• Set up Module Federation
• Create custom loaders/plugins
• Optimize bundle size
• Configure code splitting

Configuration

const { ModuleFederationPlugin } = require('webpack').container;

module.exports = {
  mode: 'production',
  entry: './src/index.js',
  output: {
    filename: '[name].[contenthash].js',
    chunkFilename: '[name].[contenthash].chunk.js',
  },
  optimization: {
    splitChunks: {
      chunks: 'all',
      cacheGroups: {
        vendor: {
          test: /[\\/]node_modules[\\/]/,
          name: 'vendors',
        },
      },
    },
  },
  plugins: [
    new ModuleFederationPlugin({
      name: 'app',
      remotes: { shared: 'shared@http://localhost:3001/remoteEntry.js' },
    }),
  ],
};

Target Processes

• build-optimization
• micro-frontend-architecture
• legacy-migration