If the `DeclarativeValidation` feature gate is enabled, mismatches with existing validation are reported via metrics.

- Kube-apiserver: Fixes spurious warning log messages about enabled alpha APIs while starting API server ([#135343](https://github.com/kubernetes/kubernetes/pull/135343), [@michaelasp](https://github.com/michaelasp)) [SIG API Machinery]

  This feature gate should only be enabled if all nodes in the cluster support the user namespace feature and have it enabled.

  Please see [the KEP](https://github.com/kubernetes/enhancements/tree/master/keps/sig-storage/1710-selinux-relabeling#story-3-cluster-upgrade) how we expect to warn users before any SELinux behavior changes and how they can opt-out before. Note that this field and feature gate is useful only with clusters that run with SELinux enabled. No action is required on clusters without SELinux. ...

* Use inline func to ensure unlock is executed ([#61644](https://github.com/kubernetes/kubernetes/pull/61644), [@resouer](https://github.com/resouer))
* Introduce truncating audit backend that can be enabled by passing --audit-log-truncate-enabled or --audit-webhook-truncate-enabled flag to the apiserver to limit the size of individual audit events and batches of events. ([#64024](https://github.com/kubernetes/kubernetes/pull/64024), [@loburm](https://github.com/loburm))

- Enabled the `StatefulSetStartOrdinal` feature gate in beta ([#115260](https://github.com/kubernetes/kubernetes/pull/115260), [@pwschuurman](https://github.com/pwschuurman))
- Enabled usage of `kube-proxy`, `kube-scheduler` and `kubelet` HTTP APIs for changing the logging

- Adds support for endPort field in NetworkPolicy ([#97058](https://github.com/kubernetes/kubernetes/pull/97058), [@rikatz](https://github.com/rikatz)) [SIG Apps and Network]

- Contextual logging is now in beta and enabled by default. Check out the [KEP](https://github.com/kubernetes/enhancements/issues/3077) and [official documentation](https://kubernetes.io/docs/concepts/cluster-administration/system-logs/#contextual-logging) for more details. ([#122589](https://github.com/kubernetes/kubernetes/pull/122589), [@pohly](https://github.com/pohly))

* Existing PVs are converted to use volume topology if migration is enabled. ([#83394](https://github.com/kubernetes/kubernetes/pull/83394), [@bertinatto](https://github.com/bertinatto))

- PersistentVolumeLastPhaseTransitionTime feature is stable and enabled by default. ([#124969](https://github.com/kubernetes/kubernetes/pull/124969), [@RomanBednar](https://github.com/RomanBednar)) [SIG API Machinery, Apps, Storage and Testing]