webpack.docker.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const ForkTsCheckerWebpackPlugin = require('fork-ts-checker-webpack-plugin');
const ESLintPlugin = require('eslint-webpack-plugin');
const { CleanWebpackPlugin } = require('clean-webpack-plugin');
const DotenvPlugin = require('dotenv-webpack');
// exactly same as webpack.prod.config.js, but with varibles.env.docker
module.exports = {
  mode: 'production',
  entry: './src/index.js',
  output: {
    path: path.resolve(__dirname, 'build'),
    publicPath: '',
    filename: '[name].[contenthash].js',
  },
  module: {
    rules: [
      {
        test: /\.(ts|js)x?$/i,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env', '@babel/preset-react', '@babel/preset-typescript'],
          },
        },
      },
      {
        test: /\.(png|svg|jpg|jpeg|gif)$/i,
        type: 'asset/resource',
        generator: {
          filename: 'images/[hash][ext][query]',
        },
      },
    ],
  },
  resolve: {
    extensions: ['.tsx', '.ts', '.js'],
  },
  devtool: 'source-map',
  target: 'web',
  plugins: [
    new HtmlWebpackPlugin({
      template: 'public/index.html',
      favicon: 'public/favicon.ico',
      historyApiFallback: 'public/index/html',
      minify: {
        removeComments: true,
        collapseWhitespace: true,
        removeRedundantAttributes: true,
        useShortDoctype: true,
        removeEmptyAttributes: true,
        removeStyleLinkTypeAttributes: true,
        keepClosingSlash: true,
        minifyJS: true,
        minifyCSS: true,
        minifyURLs: true,
      },
    }),
    new ForkTsCheckerWebpackPlugin({
      async: false,
    }),
    new ESLintPlugin({
      configType: 'flat',
      extensions: ['js', 'ts', 'tsx'],
      failOnWarning: false,
      failOnError: false,
    }),
    new CleanWebpackPlugin(),
    new DotenvPlugin({
      path: './variables.env.docker',
    }),
  ],
};