group-hook: use actual synced data in +on-load
It's gonna be ~ if we pull it from the app core during +on-load.
++ on-init on-init:def
++ on-save !>(state)
++ on-load
- |= old=vase
+ |= =vase
^- (quip card _this)
- :_ this(state !<(state-zero old))
+ =/ old !<(state-zero vase)
+ :_ this(state old)
%+ murn
- ~(tap by synced)
+ ~(tap by synced.old)
|= [=path =ship]
^- (unit card)
=/ =wire
