Вынести класс роли в отдельный файл

***
- Вынес класс роли в отдельный файл.
- Вынес подключение сервисов в метод расширения.
***

PhoneStore/Helpers/ServiceConnector.cs

+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using PhoneStore.Models;
+using PhoneStore.Services;
+using PhoneStore.Services.Abstractions;
+
+namespace PhoneStore.Helpers
+{
+    public static class ServiceConnector
+    {
+        public static void AddApplicationServices(this IServiceCollection services, IConfiguration configuration)
+        {
+            services.AddScoped<IBasketService, BasketService>();
+            services.AddTransient<UploadService>();
+            
+            services.AddTransient<IDefaultPhoneImagePathProvider>(_ =>
+                new DefaultPhoneImagePathProvider(configuration["PathToDefaultAvatar:Path"]));
+            
+            services.AddTransient<IPhoneService, PhoneService>();
+            // services.AddTransient<IUserService, UserService>();
+            services.AddTransient<IUsersSortService, UsersSortService>();
+            services.AddTransient<IUsersFilter, UsersFilter>();
+            services.AddTransient<IPaginationService<User>, PaginationService<User>>();
+        }
+    }
+}
\ No newline at end of file

PhoneStore/Models/Role.cs

+using Microsoft.AspNetCore.Identity;
+
+namespace PhoneStore.Models
+{
+    public class Role : IdentityRole<int>
+    {
+        public Role() : base()
+        {
+        }
+        public Role(string roleName) : base(roleName)
+        {
+            
+        }
+    }
+}
\ No newline at end of file

PhoneStore/Models/User.cs

@@ -7,15 +7,4 @@ namespace PhoneStore.Models
         public string Name { get; set; }
         public int Age { get; set; }
     }
-    
-    public class ApplicationRole : IdentityRole<int>
-    {
-        public ApplicationRole() : base()
-        {
-        }
-        public ApplicationRole(string roleName) : base(roleName)
-        {
-            
-        }
-    }
 }
\ No newline at end of file

PhoneStore/Startup.cs

@@ -6,6 +6,7 @@ using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Configuration;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
+using PhoneStore.Helpers;
 using PhoneStore.Models;
 using PhoneStore.Services;
 using PhoneStore.Services.Abstractions;
@@ -27,15 +28,7 @@ namespace PhoneStore
             string connection = Configuration.GetConnectionString("DefaultConnection");
             services.AddDbContext<MobileContext>(options => options.UseNpgsql(connection));
             services.AddControllersWithViews();
-            services.AddScoped<IBasketService, BasketService>();
-            services.AddTransient<UploadService>();
-            services.AddTransient<IDefaultPhoneImagePathProvider>(_ =>
-                new DefaultPhoneImagePathProvider(Configuration["PathToDefaultAvatar:Path"]));
-            services.AddTransient<IPhoneService, PhoneService>();
-            // services.AddTransient<IUserService, UserService>();
-            services.AddTransient<IUsersSortService, UsersSortService>();
-            services.AddTransient<IUsersFilter, UsersFilter>();
-            services.AddTransient<IPaginationService<User>, PaginationService<User>>();
+            services.AddApplicationServices(Configuration);
         }
 
         // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.