Merge pull request #10218 from rabbitmq/mergify/bp/v3.12.x/pr-10216

Update 3.12.11 release notes (backport #10216)

Author: michaelklishin

release-notes/3.12.11.md

@@ -35,6 +35,11 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
 
    GitHub issues: [#9991](https://github.com/rabbitmq/rabbitmq-server/issues/9991), [#9803](https://github.com/rabbitmq/rabbitmq-server/discussions/9803)
 
+ * `queue_deleted` and `queue_created` [internal events]() now include queue type as a module name,
+   and not an inconsistent (with other  queue and stream types) value `classic`.
+
+   GitHub issue: [#10142](https://github.com/rabbitmq/rabbitmq-server/pull/10142)
+
 #### Enhancements
 
  * Definition files that are virtual host-specific cannot be imported on boot. Such files will now be
@@ -62,15 +67,91 @@ Release notes can be found on GitHub at [rabbitmq-server/release-notes](https://
    GitHub issues: [#10037](https://github.com/rabbitmq/rabbitmq-server/pull/10037), [#7508](https://github.com/rabbitmq/rabbitmq-server/issues/7508)
 
 
+### Prometheus Plugin
+
+#### Enhancements
+
+ * Metric label values now escape certain non-ASCII characters.
+
+   Contributed by @gomoripeti (CloudAMQP).
+
+   GitHub issue: [#10196](https://github.com/rabbitmq/rabbitmq-server/pull/10196)
+
+
+### MQTT Plugin
+
+#### Bug Fixes
+               
+ * Avoids an exception when an MQTT client that used a QoS 0 subscription reconnects
+   and its original connection node is down.
+
+   GitHub issue: [#10205](https://github.com/rabbitmq/rabbitmq-server/pull/10205)
+
+ * Avoids an exception when an MQTT client connection was force-closed via the HTTP API.
+
+   GitHub issue: [#10140](https://github.com/rabbitmq/rabbitmq-server/pull/10140)
+
+
+### CLI Tools
+
+#### Bug Fixes
+
+ * Certain CLI commands could not be performed in a shell script loop, unless the script explicitly
+   redirected standard input.
+
+   GitHub issue: [#10131](https://github.com/rabbitmq/rabbitmq-server/pull/10131)
+
+#### Enhancements
+
+ * `rabbitmq-diagnostics cluster_status` now responds much quicker when a cluster node
+   has gone down, were shut down, or otherwise has become unreachable by the rest of the cluster.
+
+   GitHub issue: [#10126](https://github.com/rabbitmq/rabbitmq-server/pull/10126)
+
+
 ### Management Plugin
 
 #### Bug Fixes
 
+ * Reverted a change to `DELETE /api/queues/{vhost}/{name}` that allowed removal of
+   exclusive queues and introduced unexpected side effects.
+
+   GitHub issue: [#10178](https://github.com/rabbitmq/rabbitmq-server/pull/10178)
+
  * `DELETE /api/policies/{vhost}/{policy}` returned a 500 response instead of a 404 one
    when target virtual host did not exist.
 
    GitHub issue: [#9983](https://github.com/rabbitmq/rabbitmq-server/issues/9983)
 
+ * Avoid log noise when an HTTP API request is issued against a booting
+   or very freshly booted node.
+
+   Contributed by @gomoripeti (CloudAMQP).
+
+   GitHub issue: [#10187](https://github.com/rabbitmq/rabbitmq-server/pull/10187)
+
+#### Enhancements
+
+ * HTTP API endpoints that involve contacting multiple nodes 
+                                                             
+   GitHub issue: [#10123](https://github.com/rabbitmq/rabbitmq-server/pull/10123)
+
+ * Definition exported for just one virtual host cannot be imported at node boot time.
+   Now such files are detected early with a clear log message and immediate node boot process termination.
+
+   GitHub issues: [#10068](https://github.com/rabbitmq/rabbitmq-server/issues/10068), [#10072](https://github.com/rabbitmq/rabbitmq-server/pull/10072)
+
+
+### AWS Peer Discovery Plugin
+
+#### Enhancements
+
+ * Type spec and test corrections.
+                        
+   Contributed by @illotum (AWS).
+
+   GitHub issue: [#10134](https://github.com/rabbitmq/rabbitmq-server/pull/10134)
+
 
 ## Dependency Upgrades