Move to more robust logic

.github/workflows/cleanup-ephemeral-environment.yml

@@ -8,24 +8,27 @@ jobs:
   validate-pr:
     name: Validate PR
     runs-on: ubuntu-24.04
+    outputs:
+      config-exists: ${{ steps.validate-config.outputs.config-exists }}
     steps:
       - name: Checkout PR
         uses: actions/checkout@eef61447b9ff4aafe5dcd4e0bbf5d482be7e7871 # v4.2.1
         
       - name: Validate config existed on branch
+        id: validate-config
         run: |
           # Search the git history for config files, exit if not found.
-          if [[ -z $(git rev-list --all -- "ephemeral-environments/$GITHUB_HEAD_REF.yaml") ]]; then
+          if [[ -n $(git rev-list --all -- "ephemeral-environments/$GITHUB_HEAD_REF.yaml") ]]; then
-            echo "No ephemeral environment config found on branch, exiting."
+            echo "Ephemeral environment config found on branch, continuing."
-            exit 1
+            echo "config-exists=true" >> $GITHUB_OUTPUT
           fi
 
-          echo "Ephemeral environment config found on branch, continuing."
 
   cleanup-config:
     name: Cleanup ephemeral environment
     runs-on: ubuntu-24.04
     needs: validate-pr
+    if: ${{ needs.validate-pr.outputs.config-exists }}
     steps:
       - name: Log in to Azure - CI subscription
         uses: Azure/login@e15b166166a8746d1a47596803bd8c1b595455cf # v1.6.0