Attaches the boot listeners that push offline POIs onto their host layers.
Listens on geoleaf:layers:initial-loaded (earliest — phase-1 host sources
exist) and replays on geoleaf:app:ready (net for deferred layers). Both
passes are idempotent. Attaches at most once; the returned function detaches.
Attaches the boot listeners that push offline POIs onto their host layers.
Listens on
geoleaf:layers:initial-loaded(earliest — phase-1 host sources exist) and replays ongeoleaf:app:ready(net for deferred layers). Both passes are idempotent. Attaches at most once; the returned function detaches.