public void Configure(IApplicationBuilder app) { app.UseDetection(); app.UseDeveloperExceptionPage(); app.UseDatabaseErrorPage(); app.UseStaticFiles(); app.UseRouting(); app.UseAuthentication(); app.UseAuthorization(); app.UseSession(); app.UseEndpoints(endpoints => { endpoints.MapControllerRoute( name: "default", pattern: "{controller=Home}/{action=Index}/{id?}"); endpoints.MapRazorPages(); }); CartManager.Configure(app.ApplicationServices.GetRequiredService <IHttpContextAccessor>()); }