- Added custom user identifier types, multi‑experiment assignment queries, revision history/audit logs, and a new Flutter SDK
- Introduced SSO/SAML support for GrowthBook Cloud and security improvements like auto‑detect SMTP TLS and BigQuery env‑var authentication
- Fixed divide‑by‑zero, React 18 compatibility, tag color handling, Snowflake syntax, namespace visibility issues, and added UI enhancements such as redesigned query builder, copy‑SQL button, and tooltips