Merge pull request #48439 from sreeram-venkitesh/4818-allow-zero-for-prestop-hook

KEP 4818: PodLifecycleSleepActionAllowZero

Author: k8s-ci-robot

content/en/docs/concepts/containers/container-lifecycle-hooks.md

@@ -58,6 +58,10 @@ Resources consumed by the command are counted against the Container.
 * Sleep - Pauses the container for a specified duration. 
   This is a beta-level feature default enabled by the `PodLifecycleSleepAction` [feature gate](/docs/reference/command-line-tools-reference/feature-gates/). 
 
+{{< note >}}
+Enable the `PodLifecycleSleepActionAllowZero` feature gate if you want to set a sleep duration of zero seconds (effectively a no-op) for your Sleep lifecycle hooks.
+{{< /note >}}
+
 ### Hook handler execution
 
 When a Container lifecycle management hook is called,

content/en/docs/reference/command-line-tools-reference/feature-gates/pod-lifecycle-sleep-action-allow-zero.md

@@ -0,0 +1,13 @@
+---
+title: PodLifecycleSleepActionAllowZero
+content_type: feature_gate
+_build:
+  list: never
+  render: false
+
+stages:
+  - stage: alpha 
+    defaultValue: false
+    fromVersion: "1.32"
+---
+Enables setting zero value for the `sleep` action in [container lifecycle hooks](/docs/concepts/containers/container-lifecycle-hooks/).