補齊 MCP 早退狀態

tests/test_mcp_router.py

@@ -48,6 +48,7 @@ def test_flag_off_returns_failure_without_http(monkeypatch):
         )
 
     assert result.success is False
+    assert result.status == 'error'
     assert 'MCP_ROUTER_ENABLED=false' in (result.error or '')
     mock_post.assert_not_called()
 
@@ -68,6 +69,7 @@ def test_unauthorized_caller_tool_combo_rejected(monkeypatch):
         )
 
     assert result.success is False
+    assert result.status == 'error'
     assert 'tool not in registry' in (result.error or '')
     mock_post.assert_not_called()
 
@@ -244,4 +246,5 @@ def test_unknown_server_rejected(monkeypatch):
 
     # 注意：白名單檢查在前，會先回 'tool not in registry'（因為 omnisearch_wrong 不在 registry）
     assert result.success is False
+    assert result.status == 'error'
     mock_post.assert_not_called()