Busts the search cache for a specific customer. Called by the colocated writer (VictorVirtualAccountService) after create / update / delete so that only the affected customer's cached searches are dropped, leaving all other customers' caches intact.
resolveMintRoutes for one provider.
The mint route per provider intent, in one batch, as a placement narrowed by grants (PROGRAM_ROUTING.md § 3.5), each checked by mintRouteFrom.
The process default: built from each dependency's own
instance().