This coop?..is tiny, tiny.
They'll dig at the bottom of wall
Good examples of apron installation, tho I'd not recommend 1/2" HC...go with 14ga 1x2 or 1x1, will hold up much longer and is easier to lay flat.
http://www.backyardchickens.com/t/1110498/wire-around-coop#post_17093528...