I put the chicks' food and water inside their panic room. That way they don't have to compete with the large chickens for essentials, and they don't have to be afraid of trying to get a bite to eat.
You're all set! And I've never seen such a cute "panic room"!
But before you turn the two chicks loose in the run, since the adults haven't met them yet, it would be best to give them a little break-in period where everyone gets acquainted without mingling. Then after a few days, when it...