cabana/craco.config.js

const WorkerLoaderPlugin = require("craco-worker-loader");

module.exports = function({ env }) {
  return {
    plugins: [
      {
        plugin: WorkerLoaderPlugin
      }
    ],
    webpack: {
      configure: {
        output: {
          globalObject: "this"
        }
      }
    }
  };
};