April 2026 (2026-04) monthly summary for temporalio/temporal focused on scalability improvements in the RingPop service resolver. Delivered a dynamic ReplicaPoints feature that makes the number of virtual nodes per host configurable to optimize shard distribution, along with logic to rebuild the hash ring and emit a ChangedEvent when replica points change. The change was tested via build, manual testing, and existing test coverage. No new unit tests were added. This work yields measurable improvements in shard distribution, reduces variance, and enables safer per-deployment tuning. Technologies involved include Go, RingPop, and dynamic configuration patterns; code changes demonstrate operational observability through the ChangedEvent and resilient startup with configurable parameters. Follow-on work includes tying ReplicaPoints to deployment config to minimize reshuffles during rollouts.