If you can afford it and can stand the thought----having someone come in (I would leave during this) and clean your place (the big stuff, bathroom, kitchen, floors etc)
this can be a big UPlift. No, it won't last forever but it relieves you of something that impacts you negatively and can sometimes help a jump start
And, hey, Call your best friend! (I have a friend who I have occasionally teamed up with to clean house---it works well when we can do it & we get to socialize...)
Give yourself lots of love just for hanging in there. It does sound like it might be time to "force" some kind of activity (away from home?) to break the monotony that is somehow comforting but also a trap...
Sometimes we just can't do it all alone given the obstacles...and insidious nature of