darpa hosts flake

&admins
	admin users are defined in [code:darpa.nix]
&local setup
	ensure [code:host/$hostname/.target] exists and contains the ssh username@host (like [code:stella@host.dolls.today])
&deploying
	with [code:just], [code:just deploy hostnamegoeshere]
	without [code:just], [code:nixos-rebuild switch --target-host username@host --ask-sudo-password --flake .#HOSTNAME]
&ssh
	with [code:just]: [code:just ssh hostnamegoeshere]
	without [code:just], [code:ssh -t username@host]