Thanks for putting these in a video! All of the bugs you've shown and more have been fixed and are now released as version 1.4.
Recent community posts
I'm aware of it being possible to get outside the house after the 1.3 update, the trigger was made bigger to open the door from the other side so if you push into the door hard enough it opens but it's not that big of a deal because there's nothing too gamebreaking outside. Marge's pathfinding is also set up to follow you out if she does see you.