The async job failed, because the ~/.ansible_async is not saving state.

action.yml

@@ -33,6 +33,7 @@ runs:
   image: 'docker://robertdebock/github-action-molecule:4.0.5'
   env:
     ANSIBLE_ROLES_PATH: "../"
+    ANSIBLE_ASYNC_DIR: "/tmp/.ansible_async"
     namespace: ${{ inputs.namespace }}
     image: ${{ inputs.image }}
     tag: ${{ inputs.tag }}