This[0] is my take on something like that, but I'm no k8s expert -- the post documents my first contact with k8s and what/how I understood these concepts, from a sysadmin/SWE perspective.

[0]: https://blog.davidv.dev/posts/first-contact-with-k8s/

And its related HN thread:

https://news.ycombinator.com/item?id=41093197