fix: date range logic and reply parent id logic

backend/src/admin/admin.service.ts

@@ -47,8 +47,8 @@ export class AdminService {
     
     if (endDate) {
       const end = new Date(endDate);
-      end.setDate(end.getDate() + 1);
-      query.andWhere('order.createdAt < :endDate', { endDate: end });
+      end.setHours(23, 59, 59, 999);
+      query.andWhere('order.createdAt <= :endDate', { endDate: end });
     }
 
     const results = await query.groupBy('order.orderType').getRawMany();
@@ -89,8 +89,8 @@ export class AdminService {
     
     if (endDate) {
       const end = new Date(endDate);
-      end.setDate(end.getDate() + 1);
-      query.andWhere('order.createdAt < :endDate', { endDate: end });
+      end.setHours(23, 59, 59, 999);
+      query.andWhere('order.createdAt <= :endDate', { endDate: end });
     }
 
     return query.orderBy('order.createdAt', 'DESC').getMany();