Create the Report system

[nayan458]

Report-System:

detailed LLD that needs to be followed is in Report System LLD

Entity

• Reporter
• Moderator (human, AI)
• Post
• Comment
• Author
• Report (against, for)

Behaviour

• Report ()
• UpdateReport()
• RemoveContent()
• BanAuthor()
• BanReporter()

Validations

• A reporter can't report own content
• A moderator can't moderate own content
• A reporter can’t report a single post more than once