Who does image processing?

Question

Backend

If we have a web server and a web application. Which of them is involved in the preservation and issuance of images? If, for example, I uploaded an avatar for my page, then where and how will it be stored and who will save it there and pull it out? (web server or framework?) If I misunderstand something, I will only be glad if you explain.

Answer 1

avatars
_
_
_ which is given by the web service at https://you.server/images/avatar.png