- Registered metric `apiserver_request_body_size_bytes` to track the size distribution of requests by `resource` and `verb`. ([#120474](https://github.com/kubernetes/kubernetes/pull/120474),...

- Add a `serving` and `terminating` condition to the EndpointSlice API.
  `serving` tracks the readiness of endpoints regardless of their terminating state. This is distinct from `ready` since `ready` is only true when pods are not terminating. 

- Fix a bug in cronjob controller where already created jobs...

* DaemonSet, Deployment, ReplicaSet, and StatefulSet objects are now persisted in etcd in apps/v1 format ([#58854](https://github.com/kubernetes/kubernetes/pull/58854), [@liggitt](https://github.com/liggitt))

* YAMLDecoder Read now tracks rest of buffer on io.ErrShortBuffer ([#58817](https://github.com/kubernetes/kubernetes/pull/58817), [@karlhungus](https://github.com/karlhungus))

#### Application Deployment

### Feature

- A new Priority and Fairness metric 'apiserver_flowcontrol_work_estimate_seats_samples' has been added that tracks the estimated seats associated with a request. ([#106628](https://github.com/kubernetes/kubernetes/pull/106628), [@tkashem](https://github.com/tkashem))

  // +optional
  // +patchMergeKey=type
  // +patchStrategy=merge
  repeated PersistentVolumeClaimCondition conditions = 4;

  // allocatedResources is the storage resource within AllocatedResources tracks the capacity allocated to a PVC. It may
  // be larger than the actual capacity when a volume expansion operation is requested.
  // For storage quota, the larger value from allocatedResources and PVC.spec.resources is used.

  - go_memory_classes_heap_stacks_bytes
  - go_memory_classes_heap_unused_bytes
  - go_memory_classes_metadata_mcache_free_bytes
  - go_memory_classes_metadata_mcache_inuse_bytes
  - go_memory_classes_metadata_mspan_free_bytes
  - go_memory_classes_metadata_mspan_inuse_bytes
  - go_memory_classes_metadata_other_bytes
  - go_memory_classes_os_stacks_bytes
  - go_memory_classes_other_bytes

* Implements rolling update for StatefulSets. Updates can be performed using the RollingUpdate, Paritioned, or OnDelete strategies. OnDelete implements the manual behavior from 1.6. status now tracks  ([#46669](https://github.com/kubernetes/kubernetes/pull/46669), [@kow3ns](https://github.com/kow3ns))

- Fix 1.28.0 regression where adding aggregated APIService objects...