Competence - Geek

Web Workers are small, powerful scripts that run in the browser's background. And because they don't interfere with the rendering of your application, you can load them with various tasks to perform.

There are different ways to tell ParcelJS which files are static and should not go through the build transformation, but if there are only a few, you can activate the transformers plugin and then include them directly in the build script in the package.json file.