New try

.gitea/workflows/runbook.yml

@@ -15,9 +15,8 @@ jobs:
 
       - name: Copy base64 encoded SSH key to file to a temp file
         run: |
-          echo "${{ secrets.ANSIBLE_SSH_KEY }}" | base64 --decode > /tmp/id_rsa
-          chmod 600 /tmp/id_rsa
+          echo "${{ secrets.ANSIBLE_SSH_KEY }}" | /tmp/id_rsa.b64
 
       - name: cat the SSH key
         run: |
-          cat /tmp/id_rsa
+          cat /tmp/id_rsa.b64