feat(borrow,outbound): 需审批判定收敛——ID优先 + 名称精确AND核心规格(斜杠前段)

- approval_control 重写：带 base_id 按主键绝对判定；无 id 才名称100%一致 AND 核心规格(_code_of)一致兜底，杜绝同名不同规误杀
- 借/出库服务命中需审批但未选审批人时，报错列出需审批物料名/规格

inventory-backend/app/services/borrow_service.py

@@ -104,9 +104,11 @@ class BorrowApprovalService:
                 raise ValueError(f"第 {idx + 1} 条物品的 quantity 格式无效: {str(e)}")
 
         # ★ 需审批判定：明细含“出库/借库需审批”物料 → 走原审批流程；否则默认自动通过
-        need_approval = BorrowApprovalService._items_require_approval(items)
+        from app.services.approval_control import resolve_approval_control
+        need_approval, flagged_materials = resolve_approval_control(items)
         if need_approval and not approver_id:
-            raise ValueError("该申请包含需审批的物料，请选择审批人后再提交")
+            _names = "；".join(f"{m['name']}（{m['spec_model'] or '-'}）" for m in flagged_materials)
+            raise ValueError(f"以下物料需审批出库/借库：{_names}。请选择审批人后再提交")
 
         if approver_id:
             allowed_approvers = [{"type": "user", "value": int(approver_id)}]