A basic PWA verified by Lighthouse, PWA score of 100.
URL to demo. Naturally the demo is empty because this is a basic verified PWA so it's not about the functionality of this PWA itself.
There are two options to install the basic web app.
$ git clone https://github.com/paolo-pg/progressive-web-app-basic
possibility two is downloading and unpacking the zip file.
Important: change the file locations to your own. For example in service-worker.js:
toolbox.precache([
'/your-location',
'/your-location/index.html', Start building your own basic progressive web app from scratch with this manual.
This PWA has been made using the following frameworks or libraries: SW-toolbox