react-query/integrations/react-webpack-4/webpack.config.js

const HtmlWebPackPlugin = require('html-webpack-plugin')

const htmlPlugin = new HtmlWebPackPlugin({
  template: './public/index.html',
  filename: './index.html',
})

module.exports = {
  module: {
    rules: [
      {
        test: /\.(?:js|mjs|cjs|jsx)$/,
        exclude: /node_modules/,
        use: {
          loader: 'babel-loader',
          options: {
            presets: ['@babel/preset-env', '@babel/preset-react'],
          },
        },
      },
    ],
  },
  plugins: [htmlPlugin],
}