Last night I remembered I'd seen stuff about cold proving and wondered if that may be of use to you?
breadtopia.com talks of a final proving in the fridge of says 8-14 hrs, but says it may possibly be ok after 24 hrs
theperfectloaf.com says 8-16 hrs proved in fridge is ok
some other discussion here
Proving Bread Overnight - Why And How?
Maybe you already know this stuff, but I was thinking prep ... split dough .. prove/bake 1 today, prove remainder in the fridge and bake tomorrow. That's one way of extending the freshness of baked bread