webpack.config.js

const path = require('path')
const HtmlWebpackPlugin = require('html-webpack-plugin')
const htmlWebpackPlugin = new HtmlWebpackPlugin({
  template: path.join(__dirname, "examples/src/index.html"),
  filename: "./index.html"
})

module.exports = {
  entry: path.join(__dirname, "examples/src/index.js"),
  output: {
    path: path.join(__dirname, "examples/dist"),
    filename: "bundle.js"
  },
  module: {
    rules: [
      {
        test: /\.(js|jsx)$/,
        exclude: /node_modules/,
        use: {
          loader: "babel-loader"
        }
      },
      {
        test: /\.html$/,
        use: [
          {
            loader: "html-loader"
          }
        ]
      },
      {
            test: /\.css$/,
            use: [
              'style-loader',
              'css-loader'
            ]
          },
          {
            test: /\.scss$/,
            exclude: /node_modules/,
            use: [
              { loader: 'style-loader' },
              {
                loader: 'css-loader',
                options: {
                  importLoaders: 2,
                  modules: true,
                  localIdentName: '[folder]_[name]__[local]--[hash:base64:6]'
                }
              },
              {
                loader: 'postcss-loader',
                options: {
                  plugins: () => {
                    return [
                      require('autoprefixer')()
                    ];
                  },
                  sourceMap: true
                }
              },
              { loader: 'sass-loader' }
            ]
        },
    ]
  },
  plugins: [htmlWebpackPlugin],
  resolve: {
    extensions: [".js", ".jsx"]
  }
};