kin: KIN-ARCH-020 Передавать blocked_reason от dept head в DB при блокировке sub-pipeline

tests/test_qa_gaps.py

@@ -140,17 +140,10 @@ class TestBlockedReasonPropagation:
         task = models.get_task(conn, "PROJ-001")
         assert task["status"] == "blocked"
 
-        # BUG DOCUMENTED: The specific worker error is NOT in task.blocked_reason.
-        # Current behavior: task.blocked_reason == 'Department backend_head sub-pipeline failed'
-        # Desired behavior: specific_worker_error should appear in task.blocked_reason
-        assert specific_worker_error not in (task["blocked_reason"] or ""), (
-            f"Unexpected: specific worker error was propagated to task.blocked_reason. "
-            f"This means Issue 1 has been fixed — update this test!"
-        )
-
-        # Verify: generic message IS what gets stored (documents current behavior)
-        assert "backend_head" in (task["blocked_reason"] or ""), (
-            "Expected task.blocked_reason to contain 'backend_head' (the generic message)"
+        # FIXED (KIN-ARCH-014): specific worker error IS now in task.blocked_reason
+        assert specific_worker_error in (task["blocked_reason"] or ""), (
+            f"Expected specific worker error in task.blocked_reason, "
+            f"got: {task['blocked_reason']!r}"
         )
 
     @patch("agents.runner._run_autocommit")