- Core server bug fixes (queue recovery, file‑handle cache safety, quorum queue dead‑lettering leak) and new CLI commands to deactivate/activate free‑disk‑space monitoring.
- Plugin enhancements: AMQP 1.0 settlement status, Prometheus auth and NaN filtering, STOMP now enforces a configurable max frame size (potentially breaking), Shovel graceful stop on missing target, and optional file‑handle cache deactivat...
- Compatibility update: requires Erlang 25 (fails on older releases) and adds support up to Erlang 26; ra dependency upgraded to 2.6.3.
RabbitMQ 3.12.2
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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.