gate UnversionedKubeletConfigMap. When this feature is enabled kubeadm will start using a new naming format for the ConfigMap where it stores the KubeletConfiguration structure. The old format included the Kubernetes version - "kube-system/kubelet-config-1.22", while the new format does not - "kube-system/kubelet-config". A similar formatting change is done for the related RBAC rules. The old format is now DEPRECATED and will be removed after the feature graduates to GA. When writing the ConfigMap...

* RBAC objects are now stored in etcd in v1 format. After completing an upgrade to 1.9, RBAC objects (Roles, RoleBindings, ClusterRoles, ClusterRoleBindings) should be migrated to ensure all persisted objects are written in `v1` format, prior to `v1alpha1` support being removed in a future release. ([#52950](https://github.com/kubernetes/kubernetes/pull/52950), [@liggitt](https://github.com/liggitt))...

Contribution of such Contributor, if any, and such derivative works, in source code and object code form. b) Subject to the terms of this Agreement, each Contributor hereby grants Recipient a non-exclusive, worldwide, royalty-free patent license under Licensed Patents to make, use, sell, offer to sell, import and otherwise transfer the Contribution of such Contributor, if any, in source code and object code form. This patent license shall apply to the combination of the Contribution and the Program if, at...

* Fixes bugs that make apiserver panic when aggregating valid but not well formed OpenAPI spec ([#63627](https://github.com/kubernetes/kubernetes/pull/63627), [@roycaihw](https://github.com/roycaihw))

* Fixes bugs that make apiserver panic when aggregating valid but not well formed OpenAPI spec ([#63635](https://github.com/kubernetes/kubernetes/pull/63635), [@roycaihw](https://github.com/roycaihw))

is.year()<=9999?"YYYY":"YYYYYY",n=a+'[")]';return this.format(t+s+"-MM-DD[T]HH:mm:ss.SSS"+n)},it.toJSON=function(){return this.isValid()?this.toISOString():null},it.toString=function(){return this.clone().locale("en").format("ddd MMM DD YYYY HH:mm:ss [GMT]ZZ")},it.unix=function(){return Math.floor(this.valueOf()/1e3)},it.valueOf=function(){return this._d.valueOf()-6e4*(this._offset||0)},it.creationData=function(){return{input:this._i,format:this._f,locale:this._locale,isUTC:this._isUTC,strict:th...

- Kubeadm: allow RSA and ECDSA format keys in preflight check ([#112537](https://github.com/kubernetes/kubernetes/pull/112537), [@SataQiu](https://github.com/SataQiu)) [SIG Cluster Lifecycle]

## Dependencies

### Added
_Nothing has changed._

  // Error is to record the problem with the service port
  // The format of the error shall comply with the following rules:
  // - built-in error values shall be specified in this file and those shall use
  //   CamelCase names
  // - cloud provider specific error values must have names that comply with the
  //   format foo.example.com/CamelCase.
  // ---

- Added warnings to the Services API. Kubernetes now warns for Services in the case of:
  - IPv4 addresses with leading zeros
  - IPv6 address in non-canonical format (RFC 5952) ([#114505](https://github.com/kubernetes/kubernetes/pull/114505), [@aojea](https://github.com/aojea))

    /** The key of the configuration. e.g. 10000 */
    String FORM_ADMIN_MAX_INPUT_SIZE = "form.admin.max.input.size";

    /** The key of the configuration. e.g. false */
    String FORM_ADMIN_LABEL_IN_CONFIG_ENABLED = "form.admin.label.in.config.enabled";

    /** The key of the configuration. e.g. __TEMPLATE__ */
    String FORM_ADMIN_DEFAULT_TEMPLATE_NAME = "form.admin.default.template.name";