We need a perception stat add to the game actually, let's you see the entire room behind the door if you max out the cap. If you get the Door of Perception mythic unique and put a runeword in it, you can see two doors over, like if the room with the door you're next to has a door you can see in the other room, or two, or three, as long as they're adjacent.
There, I fixed the game. That'll be 1 000 000$ + tip, thank you.