webpack.config.js

const path = require('path');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const CopyWebpackPlugin = require('copy-webpack-plugin');

module.exports = {
  mode: 'development',
  entry: './public/index.js',

  output: {
    path: path.resolve(__dirname, 'dist'),
    filename: 'bundle.js',
    // publicPath: '/petrinet-io/',
    publicPath: '/',
    library: {
      name: 'PetriNetIO',
      type: 'umd'
    },
    globalObject: 'this', // so it works in Node and browser
    clean: true
  },
  plugins: [
    new HtmlWebpackPlugin({
      template: './public/index.html',
      filename: 'index.html'
    }),
    new CopyWebpackPlugin({
      patterns: [
        {
          from: 'public',
          globOptions: {
            ignore: ['**/index.html']
          }
        }
      ]
    })
  ],
  devServer: {
    static: path.join(__dirname, 'public'), // serve index.html etc.
    hot: true,
    port: 8080
  },
  module: {
    rules: [
      {
        test: /\.css$/i,
        use: [
          "style-loader",
          "css-loader"
        ],
      },
    ],
  }
};