Jayb151ideas for deadspace behind fridge
Homelab. Or a pantry with deep pull out shelves. Or open it up on the side of the room through that doorway and convert to a built-in bookshelf or cupboard and close it up on the kitchen side.
I second this. Especially if you’ve the means to vent it appropriately. It will help isolate noise.
And if youre feeling like some minor woodworking… They sell door framing for next to nothing at big box stores… A thinner one would vastly improve your light switch situation ;)