chore(governance): add waiting task status

tests/test_governance.py

@@ -14,6 +14,9 @@ if str(SCRIPTS) not in sys.path:
     sys.path.insert(0, str(SCRIPTS))
 
 from audit_gitea_coordination import (
+    ACTIVE_LABELS,
+    READY_OR_ACTIVE_LABELS,
+    STATUS_LABELS,
     audit_repository,
     latest_claim,
     paged,
@@ -177,6 +180,11 @@ class OfflineRuleTests(unittest.TestCase):
 
 
 class GiteaHelperTests(unittest.TestCase):
+    def test_waiting_status_is_not_claimable_or_active(self) -> None:
+        self.assertIn("status/waiting", STATUS_LABELS)
+        self.assertNotIn("status/waiting", READY_OR_ACTIVE_LABELS)
+        self.assertNotIn("status/waiting", ACTIVE_LABELS)
+
     def test_label_plan_detects_exclusive_change(self) -> None:
         desired = next(label for label in LABELS if label["name"] == "status/todo")
         existing = {