Squashed 'roles/pipeline/' changes from 78afffe..c13f726

c13f726 Add optional pipeline operator enrollment

git-subtree-dir: roles/pipeline
git-subtree-split: c13f726a0a846180a1aa95d110b8bbc801edaae5

meta/argument_specs.yml

@@ -43,6 +43,11 @@ argument_specs:
         type: str
         required: true
         description: Shared group for suite-managed configuration.
+      dnd_pipeline_operator_users:
+        type: list
+        elements: str
+        required: true
+        description: Existing human accounts enrolled in the shared runtime group.
       dnd_pipeline_secrets:
         type: dict
         required: true