Add Users, Messages, Friends and RandomChallenge Validators

BeReadyBackend/DTO/Users/GetUserDetailsDto.cs

@@ -7,7 +7,7 @@ public class GetUserDetailsDto
     public string? Name { get; set; }
     public string? Username { get; set; }
     public string? Email { get; set; }
-    public int DesignationId { get; set; }
+    public int? DesignationId { get; set; }
     public DateTime CreationDate { get; set; }
     public GetUserStatsDto? GetUserStatsDto { get; set; }
 }

BeReadyBackend/DTO/Users/GetUserDto.cs

@@ -6,6 +6,6 @@ public class GetUserDto
     public string? FirstName { get; set; }
     public string? Name { get; set; }
     public string? Username { get; set; }
-    public int DesignationId { get; set; }
+    public int? DesignationId { get; set; }
     public GetUserStatsDto? GetUserStatsDto { get; set; }
 }

BeReadyBackend/DTO/Users/PatchUserDesignationDto.cs

@@ -2,5 +2,5 @@
 
 public class PatchUserDesignationDto
 {
-    public int DesignationId { get; set; }
+    public int? DesignationId { get; set; }
 }