webpack.config.js

/* eslint-disable @typescript-eslint/no-var-requires */
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CleanWebpackPlugin = require('clean-webpack-plugin');
const path = require('path');
const Dotenv = require('dotenv-webpack');
const CopyWebpackPlugin = require('copy-webpack-plugin');

module.exports = {
  mode: 'development',
  entry: path.resolve(__dirname, 'src/index.tsx'),
  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle-[hash].js',
    publicPath: '/',
  },
  plugins: [
    new CleanWebpackPlugin(['dist']),
    new HtmlWebpackPlugin({
      template: path.resolve(__dirname, 'template/index.html'),
    }),
    new Dotenv({ systemvars: true }),
    new CopyWebpackPlugin([
      {
        from: path.resolve(__dirname, 'public'),
        to: path.resolve(__dirname, 'dist'),
        ignore: ['.*'],
      },
    ]),
  ],
  devtool: 'source-map',
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'awesome-typescript-loader',
        exclude: /node_modules/,
      },
      {
        enforce: 'pre',
        test: /\.js$/,
        loader: 'source-map-loader',
      },
      {
        test: /\.(png|jpg|gif)$/i,
        use: [
          {
            loader: 'url-loader',
            options: {
              limit: 20000,
              name: '[path][name].[ext]',
            },
          },
        ],
      },
      {
        test: /\.css$/,
        include: /node_modules/,
        loaders: ['style-loader', 'css-loader'],
      },
      {
        test: /\.(eot|otf|ttf|woff2?)(\?.+)?$/,
        include: [path.resolve(__dirname, 'node_modules')],
        use: {
          loader: 'file-loader',
          options: {
            name: '[path][name].[ext]',
          },
        },
      },
      {
        test: /\.svg$/,
        use: ['@svgr/webpack'],
      },
      {
        test: /\.mjs$/,
        include: /node_modules/,
        type: 'javascript/esm',
      },
    ],
  },
  resolve: {
    modules: ['node_modules'],
    alias: {
      '@': path.resolve(__dirname, 'src'),
    },
    extensions: ['.mjs', '.ts', '.tsx', '.js', '.jsx'],
  },
  devServer: {
    contentBase: path.join(__dirname, 'public'),
    watchContentBase: true,
    open: true,
    historyApiFallback: true,
  },
};