posts-reader-task/webpack.prod.js at master · andriichern/posts-reader-task · GitHub

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const { merge } = require('webpack-merge');
const commonConfig = require('./webpack.common');
const TerserPlugin = require('terser-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');

module.exports = merge(commonConfig, {
  mode: 'production',
  plugins: [new CleanWebpackPlugin({ verbose: true })],
  optimization: {
    moduleIds: 'hashed',
    runtimeChunk: 'single',
    minimize: true,
    minimizer: [
      new TerserPlugin({
        exclude: /node_modules/,
        terserOptions: {
          output: {
            comments: false,
          },
        },
        extractComments: false,
      }),
    ],
    splitChunks: {
      cacheGroups: {
        vendors: {
          chunks: 'initial',
          name: 'vendor',
          test: /[\\/]node_modules[\\/]/,
          enforce: true,
        },
      },
    },
  },
});