webpack.prod.js

const path = require('path');
const common = require('./webpack.common');
const { merge } = require('webpack-merge');
const Dotenv = require('dotenv-webpack');
const HtmlWebpackPlugin = require('html-webpack-plugin');
const PACKAGE = require('./package.json');
const version = PACKAGE.version;
const CssMinimizerPlugin = require("css-minimizer-webpack-plugin");

module.exports = merge(common,{
  devtool: 'source-map',
  mode:'production',
  output: {
    path: path.join(__dirname, 'build'),
    filename: `bundle-${version}.js`,
  },
  optimization:{
    minimizer: [
      new CssMinimizerPlugin(),
    ]
  },
  plugins: [
    new Dotenv({
      path: './.env.production', 
      safe: true, 
      allowEmptyValues: true
    }),
    new HtmlWebpackPlugin({  
      title:'Import CSV',
      template: './public/index.html',
      minify: false
    }) 
  ],
})