fix(cma): entity isolation batch5 (budget writes, kpi objectives scope, quality logs join, growth-quality db source, expenses scope)

backend/tests/test_tax_compliance.py

@@ -222,9 +222,8 @@ class TestDashboardDemo:
         data = resp.json()
         assert "burden" in data and "invoice" in data and "ss" in data
 
-    @pytest.mark.xfail(reason="SQLite DateTime 不接受字符串日期（生产MySQL可隐式转换）；demo-data 为MySQL-only端点", strict=False)
     def test_demo_data(self, client: TestClient, db: Session):
-        """生成演示数据（MySQL-only：demo日期为字符串，SQLite DateTime严格模式不兼容）"""
+        """生成演示数据（batch5 起 invoice_date 经 _parse_date，SQLite 亦可跑通）"""
         create_test_user(db)
         token = get_token_for_user(client)
         resp = client.post(f"{BASE}/demo-data", headers=auth_header(token), json={})