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

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

@@ -0,0 +1,13 @@
+namespace ApplicationLayer.DataAccessingServices.VisaApplications.Models;
+
+public class AddressModel
+{
+    /// City part of address
+    public Guid CityId { get; set; }
+
+    /// Street part of address
+    public string Street { get; set; } = null!;
+
+    /// Building part of address
+    public string Building { get; set; } = null!;
+}