Added authentication and authorization, updated dependency injections, removed hard-coded connection string

SchengenVisaApi/ApplicationLayer/DataAccessingServices/VisaApplications/Models/PlaceOfWorkModel.cs

@@ -0,0 +1,13 @@
+namespace ApplicationLayer.DataAccessingServices.VisaApplications.Models;
+
+public class PlaceOfWorkModel
+{
+    /// Name of hirer
+    public string Name { get; set; } = null!;
+
+    /// <see cref="AddressModel"/> of hirer
+    public AddressModel Address { get; set; } = null!;
+
+    /// Phone number of hirer
+    public string PhoneNum { get; set; } = null!;
+}