Bug report: Pick'Em

Description: Users are able to send malformed POST requests to generate pick'em brackets, that are invalid.

Proposed fix: Implement some server-side request handling to check whether a pick'em bracket is malformed or not.

Example: https://www.vlr.gg/pickem/91e38fc9

#TSMFTXWIN

cool pickem

wtf

lmao wtf

the others got destroyed so hard they skipped the lower bracket and got insta eliminated

TSM fans before every tourney be like :
lmao