What's Changed

• chore(shard-distirbutor): extend info to debug assignment conflicts by @eleonoradgr in https://github.com/cadence-workflow/cadence/pull/7506
• feat(shard-distributor): Add ping verification to ephemeral shard creator by @jakobht in https://github.com/cadence-workflow/cadence/pull/7496
• fix(shard-distributor): add context timeout into the shard rebalancing loop by @arzonus in https://github.com/cadence-workflow/cadence/pull/7514
• chore(shard-distributor): increase observability of the leader election and the leader processor by @arzonus in https://github.com/cadence-workflow/cadence/pull/7515
• fix(shard-distributor): remove storing AssignedState.ModRevision to etcd by @arzonus in https://github.com/cadence-workflow/cadence/pull/7516
• chore: change logger to warn for nil mutable state in executeDeleteHistoryEventTask by @fimanishi in https://github.com/cadence-workflow/cadence/pull/7509
• feat(docker): add docker-compose configuration for OpenSearch by @Bueller87 in https://github.com/cadence-workflow/cadence/pull/7510

Full Changelog: https://github.com/cadence-workflow/cadence/compare/v1.3.7-prerelease21...v1.3.7-prerelease23