Overall, I like the path where this is headed, but I have some big concerns with the current functionality. here's a quick list:
See the screenshot below, taken a couple of days ago:
This is a list of open PRs on a client project. Some were already reviewed by me, other's weren't. For the ones I haven't reviewed, the green check mark also shows up, because our CI was green. There was no way for me to tell which ones I still haven't reviewed without opening each one individually.