Warning: This application will produce a CORS error, which can be resolved temporarily by installing the browser extension
https://chrome.google.com/webstore/detail/allow-cors-access-control/lhobafahddgcelffkeicbaginigeejlf?hl=en
Steps:
1) Run Strapi app
2) Register the First User from React web application
3) Open another browser and register another User
4) Press the Like button on the profile of the other user
5) notice the Red Badge with the bell icon in real time when a like is recevied
on the top right of the page.
6) Click the bell icon to view notifications