In this blog post, the author discusses how to enable notifications in a progressive web app for expense tracking. They mention that they struggled to find clear explanations and good code online. To help others, the author provides a complete working example with a node.js backend on GitHub. The post explains the three main steps of implementing web push notifications and highlights the importance of VAPID keys for compatibility with different browsers. The author also provides server-side implementation code using the web-push library and client-side implementation code for requesting notification permission and registering a service worker. A bonus feature of clickable notifications is also mentioned. Overall, this post serves as a helpful guide for implementing web push notifications.
https://pqvst.com/2023/11/21/web-push-notifications/