wip: add ref via env

Author: agoose77

.github/workflows/config-validator.yaml

@@ -12,13 +12,16 @@ jobs:
     runs-on: ubuntu-latest
     permissions:
       contents: read
+    env:
+      THIS_ACTION_REF: "${{github.action_ref}}"
     steps:
       - uses: actions/checkout@v6
       - name: Compute action ref
         run: |
           ref="${{github.workflow_ref}}"
           echo "${{github.workflow_ref}}"
           echo "${{github.ref}}"
+          echo "${THIS_ACTION_REF}"
           echo "${ref##*@}"
 
       - name: Validate workflows