remove existing cluster

.github/workflows/arm64-self-hosted-runner.yaml

@@ -9,6 +9,8 @@ on:
 jobs:
   create-controller:
     runs-on: ubuntu-latest
+    env:
+      CLUSTER_NAME: kots-arm64-arc
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -21,19 +23,24 @@ jobs:
           tar -xzf /tmp/replicated.tar.gz -C /tmp
           mv /tmp/replicated /usr/local/bin/replicated
 
-      - name: Create CMX Cluster
+      - name: Remove existing CMX Cluster
+        run: replicated cluster rm --name $CLUSTER_NAME --token '${{ secrets.C11Y_MATRIX_TOKEN }}'
+
+      - name: Create new CMX Cluster
         run: |
           set -euo pipefail
 
           replicated cluster create \
             --token '${{ secrets.C11Y_MATRIX_TOKEN }}' \
             --distribution eks \
             --instance-type m7g.2xlarge \
-            --name kots-arm64-arc-${{ github.run_id }} \
+            --name $CLUSTER_NAME \
             --ttl 144h \
             --wait 120m
 
-          replicated cluster kubeconfig --name kots-arm64-arc-${{ github.run_id }}
+          replicated cluster kubeconfig \
+            --token '${{ secrets.C11Y_MATRIX_TOKEN }}' \
+            --name $CLUSTER_NAME
 
       # reference: https://docs.github.com/en/actions/hosting-your-own-runners/managing-self-hosted-runners-with-actions-runner-controller/quickstart-for-actions-runner-controller
       - name: Setup Actions Runner Controller (ARC)