https://www.cnet.com/news/solo-surprise-cameo-what-we-know-about-the-star-wars-character/

Solo: A Star Wars Story doesn't have a mid- or post-credits scene, but it does have one heck of a cameo at the end.

It's a huge surprise with lots of potential ramifications for future Star Wars movies. So the following discussion merits a big ol' spoiler warning concerning the end of Solo: A Star Wars Story, as well as details from Star Wars: The Clone Wars and Star Wars Rebels, along with speculation regarding where we think the movies will go in light of this revelation. Consider yourself warned, all ye who enter here.