Monitoring Progress of a Web Request

I like this article for the purpose of conceptually understanding the architecture for monitoring the progress of an HTTP web request in a Browser:  https://buildwithdjango.com/blog/post/celery-progress-bars/ Regardless of technology, programming language, etc., it boils down to this: The initial HTTP request kicks off the work/job. Some infrastructure on the server-side starts the work in a background thread (or whatever) and returns […]