ci: Fix release script to succeed with xargs (#5620)

hack/release/common.sh

@@ -143,7 +143,10 @@ createNewWebsiteDirectory() {
 
     mkdir -p "website/content/en/${RELEASE_MINOR_VERSION}"
     cp -r website/content/en/preview/* "website/content/en/${RELEASE_MINOR_VERSION}/"
+
+    # Update parameterized variables in the preview documentation to be statically set in the versioned documentation
     find "website/content/en/${RELEASE_MINOR_VERSION}/" -type f | xargs perl -i -p -e "s/{{< param \"latest_release_version\" >}}/${RELEASE_VERSION}/g;"
+    find "website/content/en/${RELEASE_MINOR_VERSION}/" -type f | xargs perl -i -p -e "s/{{< param \"latest_k8s_version\" >}}/$(yq .params.latest_k8s_version website/hugo.yaml)/g;"
     find website/content/en/${RELEASE_MINOR_VERSION}/*/*/*.yaml -type f | xargs perl -i -p -e "s/preview/${RELEASE_MINOR_VERSION}/g;"
     find "website/content/en/${RELEASE_MINOR_VERSION}/" -type f | xargs perl -i -p -e "s/{{< githubRelRef >}}/\/${RELEASE_VERSION}\//g;"
 
@@ -158,11 +161,11 @@ removeOldWebsiteDirectories() {
   # preview, docs, and v0.32 are special directories that we always propagate into the set of directory options
   # Keep the v0.32 version around while we are supporting v1beta1 migration
   # Drop it once we no longer want to maintain the v0.32 version in the docs
-  last_n_versions=$(find website/content/en/* -type d -name "*" -maxdepth 0 | grep -v "preview\|docs\|v0.32" | sort | tail -n "$n")
+  last_n_versions=$(find website/content/en/* -maxdepth 0 -type d -name "*" | grep -v "preview\|docs\|v0.32" | sort | tail -n "$n")
   last_n_versions+=$(echo -e "\nwebsite/content/en/preview")
   last_n_versions+=$(echo -e "\nwebsite/content/en/docs")
   last_n_versions+=$(echo -e "\nwebsite/content/en/v0.32")
-  all=$(find website/content/en/* -type d -name "*" -maxdepth 0)
+  all=$(find website/content/en/* -maxdepth 0 -type d -name "*")
   ## symmetric difference
   comm -3 <(sort <<< $last_n_versions) <(sort <<< $all) | tr -d '\t' | xargs -r -n 1 rm -r
 }
@@ -176,7 +179,7 @@ editWebsiteConfig() {
 # without increasing the size of the set.
 # It uses the current version directories (ignoring the docs directory) to generate this list
 editWebsiteVersionsMenu() {
-  VERSIONS=($(find website/content/en/* -type d -name "*" -maxdepth 0 | xargs basename | grep -v "docs\|preview"))
+  VERSIONS=($(find website/content/en/* -maxdepth 0 -type d -name "*" | xargs -r -n 1 basename | grep -v "docs\|preview"))
   VERSIONS+=('preview')
 
   yq -i '.params.versions = []' website/hugo.yaml

website/content/en/docs/faq.md

@@ -179,10 +179,10 @@ Yes, see the [KubeletConfiguration Section in the NodePool docs]({{<ref "./conce
 The difference between the Core and Full variants is that Core is a minimal OS with less components and no graphic user interface (GUI) or desktop experience.
 `Windows2019` and `Windows2022` AMI families use the Windows Server Core option for simplicity, but if required, you can specify a custom AMI to run Windows Server Full.
 
-You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes {{< param "latest_k8s_version" >}} by configuring an `amiSelector` that references the AMI name.
+You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes 1.29 by configuring an `amiSelector` that references the AMI name.
 ```yaml
 amiSelectorTerms:
-    - name: Windows_Server-2022-English-Full-EKS_Optimized-{{< param "latest_k8s_version" >}}*
+    - name: Windows_Server-2022-English-Full-EKS_Optimized-1.29*
 ```
 
 ### Can I use Karpenter to scale my workload's pods?

website/content/en/docs/getting-started/getting-started-with-karpenter/_index.md

@@ -46,7 +46,7 @@ After setting up the tools, set the Karpenter and Kubernetes version:
 ```bash
 export KARPENTER_NAMESPACE=kube-system
 export KARPENTER_VERSION=v0.34.0
-export K8S_VERSION={{< param "latest_k8s_version" >}}
+export K8S_VERSION=1.29
 ```
 
 Then set the following environment variable:

website/content/en/v0.32/faq.md

@@ -180,10 +180,10 @@ Yes, see the [KubeletConfiguration Section in the NodePool docs]({{<ref "./conce
 The difference between the Core and Full variants is that Core is a minimal OS with less components and no graphic user interface (GUI) or desktop experience.
 `Windows2019` and `Windows2022` AMI families use the Windows Server Core option for simplicity, but if required, you can specify a custom AMI to run Windows Server Full.
 
-You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes {{< param "latest_k8s_version" >}} by configuring an `amiSelector` that references the AMI name.
+You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes 1.28 by configuring an `amiSelector` that references the AMI name.
 ```yaml
 amiSelectorTerms:
-    - name: Windows_Server-2022-English-Full-EKS_Optimized-{{< param "latest_k8s_version" >}}*
+    - name: Windows_Server-2022-English-Full-EKS_Optimized-1.28*
 ```
 
 ## Deprovisioning

website/content/en/v0.33/faq.md

@@ -179,10 +179,10 @@ Yes, see the [KubeletConfiguration Section in the NodePool docs]({{<ref "./conce
 The difference between the Core and Full variants is that Core is a minimal OS with less components and no graphic user interface (GUI) or desktop experience.
 `Windows2019` and `Windows2022` AMI families use the Windows Server Core option for simplicity, but if required, you can specify a custom AMI to run Windows Server Full.
 
-You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes {{< param "latest_k8s_version" >}} by configuring an `amiSelector` that references the AMI name.
+You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes 1.28 by configuring an `amiSelector` that references the AMI name.
 ```yaml
 amiSelectorTerms:
-    - name: Windows_Server-2022-English-Full-EKS_Optimized-{{< param "latest_k8s_version" >}}*
+    - name: Windows_Server-2022-English-Full-EKS_Optimized-1.28*
 ```
 
 ### Can I use Karpenter to scale my workload's pods?

website/content/en/v0.34/faq.md

@@ -179,10 +179,10 @@ Yes, see the [KubeletConfiguration Section in the NodePool docs]({{<ref "./conce
 The difference between the Core and Full variants is that Core is a minimal OS with less components and no graphic user interface (GUI) or desktop experience.
 `Windows2019` and `Windows2022` AMI families use the Windows Server Core option for simplicity, but if required, you can specify a custom AMI to run Windows Server Full.
 
-You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes {{< param "latest_k8s_version" >}} by configuring an `amiSelector` that references the AMI name.
+You can specify the [Amazon EKS optimized AMI](https://docs.aws.amazon.com/eks/latest/userguide/eks-optimized-windows-ami.html) with Windows Server 2022 Full for Kubernetes 1.29 by configuring an `amiSelector` that references the AMI name.
 ```yaml
 amiSelectorTerms:
-    - name: Windows_Server-2022-English-Full-EKS_Optimized-{{< param "latest_k8s_version" >}}*
+    - name: Windows_Server-2022-English-Full-EKS_Optimized-1.29*
 ```
 
 ### Can I use Karpenter to scale my workload's pods?

website/content/en/v0.34/getting-started/getting-started-with-karpenter/_index.md

@@ -46,7 +46,7 @@ After setting up the tools, set the Karpenter and Kubernetes version:
 ```bash
 export KARPENTER_NAMESPACE=kube-system
 export KARPENTER_VERSION=v0.34.0
-export K8S_VERSION={{< param "latest_k8s_version" >}}
+export K8S_VERSION=1.29
 ```
 
 Then set the following environment variable: