feat: require workflow labels for issues (Closes #513)

tests/test_manage_labels.py

@@ -11,6 +11,7 @@ from unittest.mock import MagicMock, call, patch
 
 sys.path.insert(0, str(__import__("pathlib").Path(__file__).resolve().parent.parent))
 import manage_labels  # noqa: E402
+import issue_workflow_labels  # noqa: E402
 
 
 FAKE_AUTH = "Basic dGVzdDp0ZXN0"  # base64("test:test")
@@ -129,6 +130,11 @@ class TestConstants(unittest.TestCase):
         names = [l["name"] for l in manage_labels.LABELS]
         self.assertIn("status:in-progress", names)
 
+    def test_canonical_workflow_labels_are_defined(self):
+        names = {l["name"] for l in manage_labels.LABELS}
+        for spec in issue_workflow_labels.CANONICAL_LABEL_SPECS:
+            self.assertIn(spec.name, names)
+
     def test_all_mapped_labels_are_defined(self):
         defined = {l["name"] for l in manage_labels.LABELS}
         for issue, names in manage_labels.MAPPING.items():