The wait is finally over, Alpha 4 is officially out! There's so many changes in this update I can't even begin to describe them because there's so much. You can read the full changelog here: https://johnsterspacegames.itch.io/baldis-fun-new-school-plus/devlog/149772/alph...
Twitter post: https://twitter.com/JohnsterGames/status/1265728776744419329