- The synthetic "Bookmark" event for the watch stream requests will now include a new annotation: `kubernetes.io/initial-events-list-blueprint`. THe annotation contains an empty, versioned list that is encoded in the requested format (such as protobuf, JSON, or CBOR), then base64-encoded and stored as a string. ([#127587](https://github.com/kubernetes/kubernetes/pull/127587), [@p0lyn0mial](https://github.com/p0lyn0mial)) [SIG API Machinery]...

* Admission control support for versioned configuration files ([#39109](https://github.com/kubernetes/kubernetes/pull/39109), [@derekwaynecarr](https://github.com/derekwaynecarr))

* "kubeadm init" now writes a structured and versioned kubelet ComponentConfiguration file to `/var/lib/kubelet/config.yaml` and an environment file with runtime flags that you can source in the systemd kubelet dropin to `/var/lib/kubelet/kubeadm-flags.env`. ([#63887](https://github.com/kubernetes/k...

* The PodSecurityPolicy annotation `kubernetes.io/psp` on pods is only set once on create. ([#55486](https://github.com/kubernetes/kubernetes/pull/55486), [@sttts](https://github.com/sttts))

### Node