Amirhosein-Rezaie/MiniSocialMediaAPI

AI Summary: This GitHub issue outlines several validation requirements for various user interactions within a social media application. It specifies that media associated with a post should be marked as 'IN_USED' upon creation, and ensures uniqueness for actions like saving, liking, and viewing posts. Additionally, it defines rules for user following, preventing self-follows and duplicate follows, while also setting the follow status to 'FOLLOWED'.