refactor: move database-related projects to separate folder

SqlData/Application/Cqrs/Campus/Queries/GetCampusBasicInfoList/CampusBasicInfoVm.cs

@@ -0,0 +1,14 @@
+using System.Collections.Generic;
+
+namespace Mirea.Api.DataAccess.Application.Cqrs.Campus.Queries.GetCampusBasicInfoList;
+
+/// <summary>
+/// Represents a view model containing basic information about multiple campuses.
+/// </summary>
+public class CampusBasicInfoVm
+{
+    /// <summary>
+    /// The list of campus basic information.
+    /// </summary>
+    public IList<CampusBasicInfoDto> Campuses { get; set; } = new List<CampusBasicInfoDto>();
+}