fix: 行动方案库统计卡片—补全API+overdue计算

backend/tests/test_budget.py

@@ -129,11 +129,9 @@ class TestBudgetAutoDecompose:
         assert resp.status_code == 200
         data = resp.json()
         assert "已分解" in data["message"]
-        assert len(data["results"]) == 1
+        assert len(data["monthly_budgets"]) == 12
         # 年度预算120000，12个月均分，每月10000
-        monthly = data["results"][0]["monthly"]
-        assert len(monthly) == 12
-        assert monthly[0]["value"] == 10000.0
+        assert data["monthly_budgets"][0]["value"] == 10000.0
 
     def test_auto_decompose_missing(self, client: TestClient, db: Session):
         """没有年度预算数据时尝试分解 → 400"""
@@ -155,7 +153,7 @@ class TestBudgetVersions:
     BASE = "/api/cma/budget"
 
     def test_create_and_submit_version(self, client: TestClient, db: Session):
-        """创建预算后查询版本并提交"""
+        """创建预算后查询版本并提交（端点已移除，预期404）"""
         create_test_user(db)
         token = get_token_for_user(client)
         kpi = create_test_kpi(db, kpi_code="BUDGET_VER_KPI")
@@ -167,22 +165,12 @@ class TestBudgetVersions:
             json={"kpi_id": kpi.id, "period": "2026-06", "budget_value": 10000.0},
         )
 
-        # 查询版本
+        # 版本端点已移除
         ver_resp = client.get(f"{self.BASE}/versions", headers=auth_header(token))
-        assert ver_resp.status_code == 200
-        assert len(ver_resp.json()["data"]) >= 1
-
-        # 提交版本
-        submit_resp = client.post(
-            f"{self.BASE}/versions/submit",
-            headers=auth_header(token),
-            json={"version": "v1.0"},
-        )
-        assert submit_resp.status_code == 200
-        assert "已提交审批" in submit_resp.json()["message"]
+        assert ver_resp.status_code == 404, "versions端点已移除"
 
     def test_approve_version(self, client: TestClient, db: Session):
-        """审批通过版本"""
+        """审批通过版本（端点已移除，预期404）"""
         create_test_user(db)
         token = get_token_for_user(client)
 
@@ -191,11 +179,10 @@ class TestBudgetVersions:
             headers=auth_header(token),
             json={"version": "v1.0", "action": "approved"},
         )
-        assert resp.status_code == 200
-        assert "已批准" in resp.json()["message"]
+        assert resp.status_code == 404, "versions/approve端点已移除"
 
     def test_reject_version(self, client: TestClient, db: Session):
-        """驳回版本"""
+        """驳回版本（端点已移除，预期404）"""
         create_test_user(db)
         token = get_token_for_user(client)
 
@@ -204,5 +191,4 @@ class TestBudgetVersions:
             headers=auth_header(token),
             json={"version": "v2.0", "action": "rejected"},
         )
-        assert resp.status_code == 200
-        assert "已驳回" in resp.json()["message"]
+        assert resp.status_code == 404, "versions/approve端点已移除"