workbox-webpack-plugin example

package.json

{
  "name": "demo",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "build": "webpack"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "devDependencies": {
    "webpack": "^5.28.0",
    "webpack-cli": "^4.5.0",
    "workbox-webpack-plugin": "^6.1.2"
  }
}

webpack.config.js

const {GenerateSW} = require('workbox-webpack-plugin');
const path = require('path');

module.exports = {
  entry: './index.js',
  mode: 'development',
  output: {
    filename: 'index.[contenthash].js',
    path: path.join(__dirname, 'build'),
  },
  plugins: [
    new GenerateSW(),
  ],
};