- Default queue type is now stored in vhost metadata to eliminate definition export inconsistencies.
- New health check endpoints and enhanced management plugin features (auth chain, UI session handling, super stream UI).
- Multiple bug fixes across core, MQTT, Stream, Shovel plugins and CLI tools, plus performance improvements.
RabbitMQ 4.1.1
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Core server bug fixes: duplicate direct‑reply deliveries, quorum queue recovery issues, malformed AMQP 1.0 frames, topic‑exchange wildcard limits, and OAuth proxy header handling.