Bump Node.js runtime version

Update README.md ahead of upcoming minor version change.
Update test-run workflow to use cluster name from secret.

.github/workflows/test.yml

@@ -28,7 +28,7 @@ jobs:
       - uses: ./
         with:
           personalAccessToken: ${{ secrets.DIGITALOCEAN_TOKEN }}
-          clusterName: matootie
+          clusterName: ${{ secrets.CLUSTER_NAME }}
           expirationTime: 90
           namespace: default
           version: ${{ matrix.version }}

README.md

@@ -30,7 +30,7 @@ For help updating, view the [change logs](https://github.com/matootie/dokube/rel
 ```yaml
 # Set up the Kubernetes CLI with your DigitalOcean Kubernetes cluster.
 - name: Set up kubectl
-  uses: matootie/dokube@v1.4.0
+  uses: matootie/dokube@v1.4.1
   with:
     personalAccessToken: ${{ secrets.DIGITALOCEAN_TOKEN }}
     clusterName: my-fabulous-cluster
@@ -47,7 +47,7 @@ This will setup `kubectl` configured with your DigitalOcean Kubernetes cluster.
 ```yaml
 # Set up the Kubernetes CLI with your DigitalOcean Kubernetes cluster.
 - name: Set up kubectl
-  uses: matootie/dokube@v1.4.0
+  uses: matootie/dokube@v1.4.1
   with:
     personalAccessToken: ${{ secrets.DIGITALOCEAN_TOKEN }}
     clusterName: my-fabulous-cluster
@@ -65,7 +65,7 @@ If you would like to install a specific version of `kubectl`, you can specify it
 ```yaml
 # Set up the Kubernetes CLI with your DigitalOcean Kubernetes cluster.
 - name: Set up kubectl
-  uses: matootie/dokube@v1.4.0
+  uses: matootie/dokube@v1.4.1
   with:
     personalAccessToken: ${{ secrets.DIGITALOCEAN_TOKEN }}
     clusterName: my-fabulous-cluster

action.yml

@@ -20,7 +20,7 @@ inputs:
     required: false
     default: "1.21.9"
 runs:
-  using: "node16"
+  using: "node20"
   main: "dist/index.js"
 branding:
   icon: "cloud"