refactor(kds):优化日期时间范围查询逻辑

- 引入 LocalTime 类以精确控制当天结束时间
- 将原先的次日零点减一分钟逻辑替换为当天最大时间
- 统一订单查询的时间范围界定方式
- 提高代码可读性和维护性

@@ -36,6 +36,7 @@ import org.springframework.stereotype.Service;
 
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.time.LocalTime;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.function.Function;
@@ -60,8 +61,7 @@ public class KdsServiceImpl implements KdsService {
         // 获取当日所有的订单 和 订单明细
         LocalDate today = LocalDate.parse(queryDto.getMealTime(), DateUtil.YYYY_MM_DD);
         LocalDateTime todayZero = today.atStartOfDay();
-        LocalDate tomorrow = today.plusDays(1);
-        LocalDateTime tomorrowZero = tomorrow.atStartOfDay();
+        LocalDateTime todayEnd = today.atTime(LocalTime.MAX);
         final var operatorLoginInfo = LoginContextHolder.getLoginInfo();
         boolean shouldFilterStallIds = false;
         List<Integer> stallIds = new ArrayList<>();
@@ -78,7 +78,7 @@ public class KdsServiceImpl implements KdsService {
                 .shouldFilterMealTimeStart(true)
                 .mealTimeStart(todayZero)
                 .shouldFilterMealTimeEnd(true)
-                .mealTimeEnd(tomorrowZero)
+                .mealTimeEnd(todayEnd)
                 .shouldFilterPayStatus(true)
                 .payStatus(PayStatusEnum.SUCCEED)
                 .build();
@@ -296,8 +296,7 @@ public class KdsServiceImpl implements KdsService {
         // 获取当日用餐的所有的订单 和 订单明细
         LocalDate today = LocalDate.parse(queryDto.getMealTime(), DateUtil.YYYY_MM_DD);
         LocalDateTime todayZero = today.atStartOfDay();
-        LocalDate tomorrow = today.plusDays(1);
-        LocalDateTime tomorrowZero = tomorrow.atStartOfDay().minusMinutes(1);
+        LocalDateTime todayEnd = today.atTime(LocalTime.MAX);
 
         final var operatorLoginInfo = LoginContextHolder.getLoginInfo();
 
@@ -318,7 +317,7 @@ public class KdsServiceImpl implements KdsService {
                 .shouldFilterMealTimeStart(true)
                 .mealTimeStart(todayZero)
                 .shouldFilterMealTimeEnd(true)
-                .mealTimeEnd(tomorrowZero)
+                .mealTimeEnd(todayEnd)
                 .shouldFilterStatus(true)
                 .status(queryDto.getOrderStatus())
                 .shouldFilterPayStatus(true)