feat(argo-workflows): Add supported Kubernetes version

Signed-off-by: yu-croco <yu.croco@gmail.com>

charts/argo-workflows/Chart.yaml

@@ -1,9 +1,10 @@
 apiVersion: v2
 appVersion: v3.4.8
+kubeVersion: ">=1.23.0-0"
 name: argo-workflows
 description: A Helm chart for Argo Workflows
 type: application
-version: 0.30.0
+version: 0.31.0
 icon: https://argoproj.github.io/argo-workflows/assets/logo.png
 home: https://github.com/argoproj/argo-helm
 sources:
@@ -16,5 +17,5 @@ annotations:
     fingerprint: 2B8F22F57260EFA67BE1C5824B11F800CD9D2252
     url: https://argoproj.github.io/argo-helm/pgp_keys.asc
   artifacthub.io/changes: |
-    - kind: fixed
-      description: artifactRepository will not be configured by default
+    - kind: added
+      description: Define supported Kubernetes version

charts/argo-workflows/README.md

@@ -6,6 +6,12 @@ If you want your deployment of this helm chart to most closely match the [argo C
 
 ## Pre-Requisites
 
+### Supported Versions
+- Kubernetes: `>=1.23.0-0`
+  - We align with [Amazon EKS calendar][EKS EoL] because there are many AWS users and it's a conservative approach.
+  - Please check [Support Matrix of Argo CD][Kubernetes Compatibility Matrix] for official info.
+- Helm v3.0.0+
+
 ### Custom resource definitions
 
 Some users would prefer to install the CRDs _outside_ of the chart. You can disable the CRD installation of this chart by using `--set crds.install=false` when installing the chart.
@@ -366,3 +372,5 @@ Fields to note:
 [TopologySpreadConstraints]: https://kubernetes.io/docs/concepts/workloads/pods/pod-topology-spread-constraints/
 [values.yaml]: values.yaml
 [changelog]: https://artifacthub.io/packages/helm/argo/argo-workflows?modal=changelog
+[EKS EoL]: https://endoflife.date/amazon-eks
+[Kubernetes Compatibility Matrix]: https://argoproj.github.io/argo-workflows/releases/#kubernetes-compatibility-matrix

charts/argo-workflows/README.md.gotmpl

@@ -6,6 +6,12 @@ If you want your deployment of this helm chart to most closely match the [argo C
 
 ## Pre-Requisites
 
+### Supported Versions
+- {{ template "chart.kubeVersionLine" . }}
+  - We align with [Amazon EKS calendar][EKS EoL] because there are many AWS users and it's a conservative approach.
+  - Please check [Support Matrix of Argo CD][Kubernetes Compatibility Matrix] for official info.
+- Helm v3.0.0+
+
 ### Custom resource definitions
 
 Some users would prefer to install the CRDs _outside_ of the chart. You can disable the CRD installation of this chart by using `--set crds.install=false` when installing the chart.
@@ -199,3 +205,5 @@ Fields to note:
 [TopologySpreadConstraints]: https://kubernetes.io/docs/concepts/workloads/pods/pod-topology-spread-constraints/
 [values.yaml]: values.yaml
 [changelog]: https://artifacthub.io/packages/helm/argo/argo-workflows?modal=changelog
+[EKS EoL]: https://endoflife.date/amazon-eks
+[Kubernetes Compatibility Matrix]: https://argoproj.github.io/argo-workflows/releases/#kubernetes-compatibility-matrix