fix: computed fields missing in anniversary endpoints + missing account_id validation in installment update

api/app/routers/accounts.py

@@ -390,6 +390,11 @@ def update_installment(installment_id: int, data: DebtInstallmentUpdate, db: Ses
         installment = get_or_404(db, DebtInstallment, installment_id, "分期计划")
         update_data = data.model_dump(exclude_unset=True)
 
+        if "account_id" in update_data:
+            account = get_or_404(db, FinancialAccount, update_data["account_id"], "账户")
+            if account.account_type != "debt":
+                raise HTTPException(status_code=400, detail="分期计划只能关联欠款类型的账户")
+
         for field, value in update_data.items():
             setattr(installment, field, value)
 

api/app/routers/anniversaries.py

@@ -219,10 +219,10 @@ def create_anniversary(data: AnniversaryCreate, db: Session = Depends(get_db)):
         db.refresh(db_anniversary)
 
         today = date.today()
-        next_date, days_until, year_count = compute_next_info(db_anniversary, today)
+        result = enrich_anniversary(db_anniversary, today)
 
         logger.info(f"创建纪念日成功: id={db_anniversary.id}, title={db_anniversary.title}")
-        return db_anniversary
+        return result
     except Exception as e:
         db.rollback()
         logger.error(f"创建纪念日失败: {str(e)}")
@@ -234,7 +234,9 @@ def get_anniversary(anniversary_id: int, db: Session = Depends(get_db)):
     """获取单个纪念日"""
     try:
         anniversary = get_or_404(db, Anniversary, anniversary_id, "纪念日")
-        return anniversary
+        today = date.today()
+        result = enrich_anniversary(anniversary, today)
+        return result
     except HTTPException:
         raise
     except Exception as e: