Over the last few mornings I’ve been attaching 14-gauge welded wire fencing to the chicken run framing:

The lower course flares out a little below ground level, to prevent animals from digging under the fence:

Fenced gates:

From inside:

And outside:

A close-up of a U-shaped nail (for once nailed by hand, instead of using the air nailer):

I cleared out the run, in preparation for chickens gaining access soon:

And added a little temporary shade: