Also I was off on the coop size. Just measured and it's 12X8 and a 6ft man can stand inside. I think it was possible a dog kennel or used for plants .It's a concrete foundation to .
Hello and welcome!
Since you’ll be keeping a rooster I would suggest and easy tempered and docile breed for your starter flock, such as the Buff Orpington. Also, I recommend a few more than 2 hens to avoid over breeding, which can leave your girls bare backed!