Address PRR review comments

Author: g-gaston

keps/sig-auth/4872-harden-kubelet-cert-validation/README.md

@@ -59,18 +59,18 @@ checklist items _must_ be updated for the enhancement to be released.
 
 Items marked with (R) are required *prior to targeting to a milestone / release*.
 
-- [ ] (R) Enhancement issue in release milestone, which links to KEP dir in [kubernetes/enhancements] (not the initial KEP PR)
+- [x] (R) Enhancement issue in release milestone, which links to KEP dir in [kubernetes/enhancements] (not the initial KEP PR)
 - [ ] (R) KEP approvers have approved the KEP status as `implementable`
-- [ ] (R) Design details are appropriately documented
+- [x] (R) Design details are appropriately documented
 - [ ] (R) Test plan is in place, giving consideration to SIG Architecture and SIG Testing input (including test refactors)
   - [ ] e2e Tests for all Beta API Operations (endpoints)
   - [ ] (R) Ensure GA e2e tests meet requirements for [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
   - [ ] (R) Minimum Two Week Window for GA e2e tests to prove flake free
-- [ ] (R) Graduation criteria is in place
-  - [ ] (R) [all GA Endpoints](https://github.com/kubernetes/community/pull/1806) must be hit by [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
-- [ ] (R) Production readiness review completed
-- [ ] (R) Production readiness review approved
-- [ ] "Implementation History" section is up-to-date for milestone
+- [x] (R) Graduation criteria is in place
+  - [x] (R) [all GA Endpoints](https://github.com/kubernetes/community/pull/1806) must be hit by [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
+- [x] (R) Production readiness review completed
+- [x] (R) Production readiness review approved
+- [x] "Implementation History" section is up-to-date for milestone
 - [ ] User-facing documentation has been created in [kubernetes/website], for publication to [kubernetes.io]
 - [ ] Supporting documentation—e.g., additional design documents, links to mailing list discussions/SIG meetings, relevant PRs/issues, release notes
 
@@ -374,7 +374,9 @@ It's part of the API server, so the feature will be unavailable.
 
 ## Implementation History
 
-* Implementation options discussion: https://docs.google.com/document/d/1RqhAkGov_coHsB3lbAo-qfQl1MOfYvgpPUjiGMJ_3PY
+* 2024-10-08: KEP created
+* 2025-05-08: Implementation options discussion: https://docs.google.com/document/d/1RqhAkGov_coHsB3lbAo-qfQl1MOfYvgpPUjiGMJ_3PY
+
 
 ## Drawbacks
 

keps/sig-auth/4872-harden-kubelet-cert-validation/kep.yaml

@@ -7,9 +7,11 @@ participating-sigs:
 status: implementable
 creation-date: 2024-09-24
 reviewers:
-  - TBD
+  - "@enj"
+  - "@liggitt"
 approvers:
-  - TBD
+  - "@enj"
+  - "@liggitt"
 
 see-also:
 replaces:
@@ -38,3 +40,5 @@ disable-supported: true
 
 # The following PRR answers are required at beta release
 metrics:
+  - "kube_apiserver_validation_kubelet_cert_cn_total"
+  - "apiserver_request_duration_seconds"