- Added support for a new kubectl output format, `kyaml`. KYAML was a strict subset of YAML and should be accepted by any YAML processor. The formatting of KYAML was halfway between JSON and YAML.  Because it was more explicit than the default YAML style, it was less error-prone. ([#132942](https://github.com/kubernetes/kubernetes/pull/132942),...

## Major Themes

### Node

    * to specify the subnet on which the service's front end IP should be provisioned. The
    * annotation is service.beta.kubernetes.io/azure-load-balancer-internal-subnet and its
    * value is the subnet name (not the subnet ARM ID).  If omitted, the default is the
    * master subnet.  It is ignored if the service is not on Azure, if the type is not

- Cleanup subnet in frontend IP configs to prevent huge subnet request bodies in some scenarios. ([#98133](https://github.com/kubernetes/kubernetes/pull/98133), [@nilo19](https://github.com/nilo19)) [SIG Cloud Provider]

- Avoid marking node as Ready until node has synced with API servers at least once ([#99034](https://github.com/kubernetes/kubernetes/pull/99034), [@ehashman](https://github.com/ehashman)) [SIG Node]
- Cleanup subnet in frontend IP configs to prevent huge subnet request bodies in some scenarios. ([#98290](https://github.com/kubernetes/kubernetes/pull/98290), [@nilo19](https://github.com/nilo19)) [SIG Cloud Provider]

- Avoid marking node as Ready until node has synced with API servers at least once ([#97995](https://github.com/kubernetes/kubernetes/pull/97995), [@ehashman](https://github.com/ehashman)) [SIG Node]
- Cleanup subnet in frontend IP configs to prevent huge subnet request bodies in some scenarios. ([#98132](https://github.com/kubernetes/kubernetes/pull/98132), [@nilo19](https://github.com/nilo19)) [SIG Cloud Provider]

  system:anonymous when impersonated is added to the system:unauthenticated group. ([#94410](https://github.com/kubernetes/kubernetes/pull/94410), [@tkashem](https://github.com/tkashem)) [SIG API Machinery and Testing]
- Use NLB Subnet CIDRs instead of VPC CIDRs in Health Check SG Rules ([#93515](https://github.com/kubernetes/kubernetes/pull/93515), [@t0rr3sp3dr0](https://github.com/t0rr3sp3dr0)) [SIG Cloud Provider]

### Other (Cleanup or Flake)

### Azure

- Fixed failure to detach Azure disk when there is server side error ([#74398](https://github.com/kubernetes/kubernetes/pull/74398), [@andyzhangx](https://github.com/andyzhangx))
- Fixed subnet annotation checking for Azure internal loadbalancer ([#74498](https://github.com/kubernetes/kubernetes/pull/74498), [@feiskyer](https://github.com/feiskyer))

* GCE: Fixes ILB sync on legacy networks and auto networks with unique subnet names ([#53410](https://github.com/kubernetes/kubernetes/pull/53410), [@nicksardo](https://github.com/nicksardo))

* Reduce time needed to attach Azure disks ([#40066](https://github.com/kubernetes/kubernetes/pull/40066), [@codablock](https://github.com/codablock))
* Remove Azure Subnet RouteTable check ([#38334](https://github.com/kubernetes/kubernetes/pull/38334), [@mogthesprog](https://github.com/mogthesprog))