webpack.config.base.js

const path = require('path')

const dotenv = require('dotenv')
const MiniCssExtractPlugin = require('mini-css-extract-plugin')
const HtmlWebPackPlugin = require('html-webpack-plugin')
const Dotenv = require('dotenv-webpack')

const resolve = require('./webpack.config.resolve')

dotenv.config()

module.exports = {
  entry: {
    app: [path.resolve(__dirname, 'src', 'app.js')],
  },
  mode: process.env.APP_ENV,
  output: {
    path: path.resolve(__dirname, 'dist'),
    publicPath: '/',
  },
  plugins: [
    new Dotenv({
      systemvars: true,
    }),
    new HtmlWebPackPlugin({
      template: './public/index.html',
      filename: './index.html',
    }),
  ],
  module: {
    rules: [
      {
        test: /\.css$/,
        exclude: /node_modules/,
        use: [
          MiniCssExtractPlugin.loader,
          {
            loader: 'css-loader',
            options: {
              importLoaders: 1,
              modules: {
                localIdentName: '[local]__[hash:base64:5]',
              },
            },
          },
          'postcss-loader',
        ],
      },
      {
        test: /\.js$/,
        exclude: /(node_modules)/,
        use: {
          loader: 'babel-loader',
        },
      },
      {
        test: /\.html$/,
        use: {
          loader: 'html-loader',
          options: {
            attrs: ['img:src', 'link:href'],
          },
        },
      },
      {
        test: /\.(eot|svg|ttf|woff|woff2|otf)$/,
        exclude: [/node_modules/, /images/],
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'fonts',
            },
          },
        ],
      },
      {
        test: /\.(jpg|png|gif|svg)$/,
        use: [
          {
            loader: 'file-loader',
            options: {
              name: '[name].[ext]',
              outputPath: 'img/',
              publicPath: 'img/',
            },
          },
        ],
      },
    ],
  },
  ...resolve,
}