KEP-3335: Update stable milestone to 1.31

Author: pwschuurman

keps/prod-readiness/sig-apps/3335.yaml

@@ -3,3 +3,5 @@ alpha:
   approver: "@wojtek-t"
 beta:
   approver: "@wojtek-t"
+stable:
+  approver: "@wojtek-t"

keps/sig-apps/3335-statefulset-slice/README.md

@@ -99,6 +99,7 @@ tags, and then generate with `hack/update-toc.sh`.
   - [Graduation Criteria](#graduation-criteria)
     - [Alpha](#alpha)
     - [Beta](#beta)
+    - [GA](#ga)
   - [Upgrade / Downgrade Strategy](#upgrade--downgrade-strategy)
   - [Version Skew Strategy](#version-skew-strategy)
 - [Production Readiness Review Questionnaire](#production-readiness-review-questionnaire)
@@ -139,15 +140,15 @@ Items marked with (R) are required *prior to targeting to a milestone / release*
 - [X] (R) Design details are appropriately documented
 - [X] (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 for 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
+  - [X] (R) Ensure GA e2e tests for meet requirements for [Conformance Tests](https://github.com/kubernetes/community/blob/master/contributors/devel/sig-architecture/conformance-tests.md) 
+  - [X] (R) Minimum Two Week Window for GA e2e tests to prove flake free
 - [X] (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
+  - [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
 - [X] 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
+- [X] Supporting documentation—e.g., additional design documents, links to mailing list discussions/SIG meetings, relevant PRs/issues, release notes
 
 <!--
 **Note:** This checklist is iterative and should be reviewed and updated every time this enhancement is being considered for a milestone.
@@ -536,6 +537,11 @@ in back-to-back releases.
  * Enable feature gate for e2e pipelines
  * Add e2e tests
 
+#### GA
+
+ * Real-world usage
+   * ([The LeaderWorkerSet API (LWS)](https://github.com/kubernetes-sigs/lws/blob/main/docs/setup/install.md))
+
 ### Upgrade / Downgrade Strategy
 
 <!--
@@ -1045,7 +1051,8 @@ Major milestones might include:
 
   - 2022-06-02: KEP created.
   - 2022-10-06: Alpha implementation.
-  - 2023-02-09: Beta implementation.
+  - 2023-02-09: Beta graduation.
+  - 2024-06-04: Stable graduation.
 
 ## Drawbacks
 

keps/sig-apps/3335-statefulset-slice/kep.yaml

@@ -15,17 +15,18 @@ approvers:
   - "@soltysh"
 
 # The target maturity stage in the current dev cycle for this KEP.
-stage: beta
+stage: stable
 
 # The most recent milestone for which work toward delivery of this KEP has been
 # done. This can be the current (upcoming) milestone, if it is being actively
 # worked on.
-latest-milestone: "v1.27"
+latest-milestone: "v1.31"
 
 # The milestone at which this feature was, or is targeted to be, at each stage.
 milestone:
   alpha: "v1.26"
   beta: "v1.27"
+  stable: "v1.31"
 
 # The following PRR answers are required at alpha release
 # List the feature gate name and the components for which it must be enabled