Changed domains, configured links between VisaApplication and Applicant,created generic repository and repositories for domains

SchengenVisaApi/Infrastructure/Database/Applicants/Repositories/ApplicantsRepository.cs

@@ -0,0 +1,18 @@
+using Domains.ApplicantDomain;
+using Infrastructure.Database.Generic;
+using Microsoft.EntityFrameworkCore;
+
+namespace Infrastructure.Database.Applicants.Repositories
+{
+    public class ApplicantsRepository(IGenericReader reader, IGenericWriter writer, IUnitOfWork unitOfWork)
+        : GenericRepository<Applicant>(writer, unitOfWork), IApplicantsRepository
+    {
+        protected override IQueryable<Applicant> LoadDomain()
+        {
+            return reader.GetAll<Applicant>()
+                .Include(a => a.CountryOfBirth)
+                .Include(a => a.CityOfBirth)
+                .Include(a => a.PlaceOfWork);
+        }
+    }
+}