leave it L shaped - everyone always tries to stuff too much into small rooms and makes them unworkable.
i'd supply a new front loader - it it were me.
people forget that only 40 years ago the dining room table formed part of the kitchen work area.
you only need a self-closing door on the bathroom and a flumed exhaust fan to the bathroom.
this is my type 4 - de-clutter and just put the WM under the vanity bench, move door forward into porch and put a thin linen cup'd for more storage.