wheel shake

Hey all; New poster here (first post, let me know if anything about this needs to be changed/adjusted!). I've browsed through the forum, browser searches and a few other things, and although I've found related information, I've yet to find anything conclusive in my expansion and searches. Maybe...

@JeepCares or anyone else, I just returned home with my 2019 JLUR and noticed it is leaking some purple fluid down the front of the engine. It is a constant leak, leaves puddles anytime it sits. Any idea what this could be? I bought from a dealer out of state, so really not looking forward to...