STATUS-002resolveStatsOnly
Same buff applied twice — refresh policy resets duration but does NOT double the effect
When the same Effect is applied to an Actor that already has it active, with stackingPolicy='refresh', the duration restarts but Modifiers do NOT double. Tests that the library de-duplicates by Effect ID, not by Modifier identity.
stackingPolicyrefreshPolicynoDoubleApplication
Actors
Computed: ResolvedStats
Server-evaluated by resolveStats() from @ro/core.