Notes:

- On windows 11, I had to right mouse click on the time in the tool bar window and select Notification Settings --> Google Chrome had to be explicity turned on

This implementation is from:
- [Web Push Notifications - End to End implementation](https://www.youtube.com/watch?v=2zHqTjyfIY8)
- To access the GIT deployed service use: https://app.netlify.com/sites/transcendent-sunshine-f9f2fc/overview

Additional references:
- https://stackoverflow.com/questions/45994933/changing-application-server-key-in-push-manager-subscription
- https://w3c.github.io/push-api/#dfn-push-subscription
- https://developer.mozilla.org/en-US/docs/Web/API/ServiceWorkerRegistration/showNotification
- https://felixgerschau.com/web-push-notifications-tutorial/
- https://app.netlify.com/teams/ericlhopper/overview
- [YouTube video on Web Notifications API](https://www.youtube.com/watch?v=EEhohSp0if4)
- https://developer.chrome.com/blog/push-notifications-on-the-open-web/