Added interfaces to read and write data in DB and added DbContext implementing these

SchengenVisaApi/Infrastructure/Database/Configuration/Applicant/PlaceOfWorkConfiguration.cs

@@ -0,0 +1,22 @@
+using Domains.ApplicantDomain;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Metadata.Builders;
+
+namespace Infrastructure.Database.Configuration.Applicant
+{
+    public class PlaceOfWorkConfiguration : IEntityTypeConfiguration<PlaceOfWork>
+    {
+        public void Configure(EntityTypeBuilder<PlaceOfWork> entity)
+        {
+            entity.OwnsOne(p => p.Address);
+
+            entity.Property(p => p.Name)
+                .IsUnicode(false)
+                .HasMaxLength(200);
+
+            entity.Property(p => p.PhoneNum)
+                .IsUnicode(false)
+                .HasMaxLength(20);
+        }
+    }
+}