Update kind to v0.12.0 and default k8s version to v1.21.10

.github/dependabot.yml

@@ -0,0 +1,7 @@
+version: 2
+updates:
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: weekly
+  open-pull-requests-limit: 10

.github/workflows/test.yaml

@@ -37,3 +37,19 @@ jobs:
         run: |
           kubectl cluster-info
           kubectl get storageclass standard
+
+  test-with-custom-k8s-version:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Create kind cluster with custom name
+        uses: ./
+        with:
+          kubectl_version: "v1.23.4"
+
+      - name: Test
+        run: |
+          kubectl cluster-info
+          kubectl get nodes

README.md

@@ -15,13 +15,13 @@ For more information, reference the GitHub Help Documentation for [Creating a wo
 
 For more information on inputs, see the [API Documentation](https://developer.github.com/v3/repos/releases/#input)
 
-- `version`: The kind version to use (default: `v0.11.1`)
+- `version`: The kind version to use (default: `v0.12.0`)
 - `config`: The path to the kind config file
 - `node_image`: The Docker image for the cluster nodes
 - `cluster_name`: The name of the cluster to create (default: `chart-testing`)
 - `wait`: The duration to wait for the control plane to become ready (default: `60s`)
 - `log_level`: The log level for kind
-- `kubectl_version`: The kubectl version to use (default: v1.20.8)
+- `kubectl_version`: The kubectl version to use (default: v1.21.10)
 
 ### Example Workflow
 

action.yml

@@ -6,19 +6,30 @@ branding:
   icon: box
 inputs:
   version:
-    description: "The kind version to use (default: v0.11.1)"
+    description: "The kind version to use (default: v0.12.0)"
+    required: false
+    default: "v0.12.0"
   config:
     description: "The path to the kind config file"
+    required: false
   node_image:
     description: "The Docker image for the cluster nodes"
+    required: false
   cluster_name:
     description: "The name of the cluster to create (default: chart-testing)"
+    required: false
+    default: "chart-testing"
   wait:
     description: "The duration to wait for the control plane to become ready (default: 60s)"
+    required: false
+    default: "60s"
   log_level:
     description: "The log level for kind"
+    required: false
   kubectl_version:
-    description: "The kubectl version to use (default: v1.20.8)"
+    description: "The kubectl version to use (default: v1.21.10)"
+    required: false
+    default: "v1.21.10"
 runs:
   using: "node12"
   main: "main.js"

kind.sh

@@ -18,9 +18,9 @@ set -o errexit
 set -o nounset
 set -o pipefail
 
-DEFAULT_KIND_VERSION=v0.11.1
+DEFAULT_KIND_VERSION=v0.12.0
 DEFAULT_CLUSTER_NAME=chart-testing
-DEFAULT_KUBECTL_VERSION=v1.20.8
+DEFAULT_KUBECTL_VERSION=v1.21.10
 
 show_help() {
 cat << EOF