Refactored and fixed errors

SchengenVisaApi/Domains/ApplicantDomain/Applicant.cs

@@ -1,5 +1,4 @@
 using Domains.LocationDomain;
-using Domains.VisaApplicationDomain;
 
 namespace Domains.ApplicantDomain;
 
@@ -50,7 +49,4 @@ public class Applicant : IEntity
 
     /// Is <see cref="Applicant"/> a non-resident
     public bool IsNonResident { get; set; }
-
-    /// List of <see cref="Applicant"/>'s applications
-    public List<VisaApplication> VisaApplications { get; set; } = null!;
-}
+}

SchengenVisaApi/Domains/ApplicantDomain/Name.cs

@@ -9,4 +9,4 @@ public class Name
     public string Surname { get; set; } = null!;
 
     public string? Patronymic { get; set; }
-}
+}

SchengenVisaApi/Domains/VisaApplicationDomain/PastVisit.cs

@@ -1,4 +1,5 @@
 using Domains.ApplicantDomain;
+using Domains.LocationDomain;
 
 namespace Domains.VisaApplicationDomain;
 
@@ -11,4 +12,7 @@ public class PastVisit
 
     /// Last day of <see cref="PastVisit"/>
     public DateTime EndDate { get; set; }
+
+    /// Destination country of <see cref="PastVisit"/>
+    public Country DestinationCountry { get; set; } = null!;
 }