Webpack common

webpack.common.js

const path = require("path");
const HtmlWebpackPlugin = require("html-webpack-plugin");

module.exports = {
  devtool: "inline-source-map",
  output: {
    path: path.resolve("dist", "assets"),
    filename: "bundle.js"
  },
  performance: { hints: false },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        include: path.resolve(__dirname, 'src'),
        use: {
          loader: "babel-loader",
        }
      },
      {
        test: /\.(s*)css$/,
        use: [
          {
            loader: "style-loader" // Creates style nodes from JS strings.
          },
          {
            loader: "css-loader", // Translates CSS into CommonJS.
            options: {
              sourceMap: true
            }
          }
        ]
      },
      {
        test: /\.svg$/,
        use: ["@svgr/webpack"]
      }
    ]
  },
  externals: {
    zendesk_app_framework_sdk: "ZAFClient"
  },
  resolve: {
    alias: {
      "@zafClient": path.resolve(__dirname, "src/api/zafClient.js"),
      "@Components": path.resolve(__dirname, "src/Components"),
      "@styledComponents": path.resolve(
        __dirname,
        "src/Components/styled-components"
      ),
      "@globalConstants": path.resolve(__dirname, "src/globalConstants.js")
    }
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: "src/index.html",
      hash: true
    })
  ]
};

webpack.prod.js

const merge = require('webpack-merge');
const common = require('./webpack.common.js');
const TerserPlugin = require('terser-webpack-plugin');


module.exports = merge(common, {
	mode: 'production',
	optimization: {
    minimizer: [new TerserPlugin()],
	},
});