- Breaking changes: materialize `span.kind` and `span.status` tags for Elasticsearch and stabilize the `jaeger.es.disablelegacyid` feature.
- Feature updates: switch memory backend to storage‑API v2, add experimental SPM, Cassandra, ClickHouse support, and introduce a Jaeger demo on Kubernetes.
- Bugfixes and minor improvements: prevent panics on malformed warnings/read‑only traces, upgrade Elasticsearch client, and refactor UI components to functional React components.