- ActiveSupport and ActiveModel receive a sweep of bug fixes, including Enumerable#sole returning the full tuple, BroadcastLogger block handling, HashWithIndifferentAccess key‑collision handling, MessageVerifier rotation callbacks and URL ...
- ActiveRecord fixes address SQLite3 data loss on table alteration, improve connection configuration error handling, support PostgreSQL enum names with commas, adjust MySQL prepared statements, and restore proper connection verification ti...
- Testing and caching reliability are enhanced: parallel test hangs are resolved, query cache isolation for pinned connections, proper handling of cache fetch TTL race conditions, and broader exception reporting in execution wrappers.