We have added Borrie's Wall pack (heavily modified), plus an additional 22 walls, 67 doors, and 64 floors. All are craftable at various skill levels of Architect. You get a number of schematics, each with a drop-down list of several available styles, as below. These are just decorative items. The door do not "function" - they are just a decorative panel for you to use to accessorize your houses.
Here are a few images from testing...
And now, for the craftables:
Wall Panel Pack 1, granted at Novice Architect
Wall