webpack.common.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const Dotenv = require('dotenv-webpack');

module.exports = {
  entry: ['./src/index'],
  output: {
    path: path.join(__dirname, 'build'),
    filename: '[name].[contenthash].js',
    publicPath: '/',
    clean: true
  },
  plugins: [
    new Dotenv({
      systemvars: true
    }),
    new HtmlWebpackPlugin({
      template: './index.html'
    })
  ],
  resolve: {
    extensions: ['.ts', '.tsx', '.js', '.jsx'],
    modules: [path.resolve(__dirname, 'src'), 'node_modules']
  },
  module: {
    rules: [
      {
        test: /\.css$/,
        use: ['style-loader', 'css-loader']
      },
      {
        test: /\.(png|svg|jpg|gif|woff(2)?|ttf|eot)$/,
        type: 'asset/resource'
      }
    ]
  },
  optimization: {
    moduleIds: 'deterministic',
    runtimeChunk: 'single',
    splitChunks: {
      cacheGroups: {
        commons: {
          test: /[\\/]node_modules[\\/]/,
          name: 'vendors',
          chunks: 'all'
        }
      }
    }
  }
};