arvo: improves faces in vane install/upgrade
%= ..pith
van
%+ roll van.job
- |= [[(cask hoof)] =_van]
+ |= [[nam=term txt=hoof] =_van]
^+ van
- =/ way (wilt p)
- =/ nex (create:va zus way /sys/vane/[p]/hoon q)
+ =/ way (wilt nam)
+ =/ nex (create:va zus way /sys/vane/[nam]/hoon txt)
=/ nav (~(get by van) way)
=? nex ?=(^ nav) (update:va vase.u.nav nex)
(~(put by van) way (settle:va nex))
