Best setup for 6ft pickup bed

[ExpertPowerWash]

New Shop Input

We may be looking at buying some property and building a shop in the summer. This is really only if some things keep falling into place this winter. But to be prepared I am designing the shop now so i can get an engineer approval for city zoning permits. My question is what are some must haves? Pictured below is my current design. 72 deep by 60 wide. Offices 2 bathrooms a “nap” room that will have 2 sets of bunk beds and a mini kitchen. The tip right is my wash bay where ill have a hot water …