public void Configure(IApplicationBuilder app, IWebHostEnvironment env, UserManager <IdentityUser> userManager, RoleManager <IdentityRole> roleManager) { if (env.IsDevelopment()) { app.UseDeveloperExceptionPage(); app.UseDatabaseErrorPage(); } else { app.UseExceptionHandler("/Home/Error"); app.UseHsts(); } app.UseHttpsRedirection(); app.UseStaticFiles(); app.UseRouting(); app.UseAuthentication(); IdentityInitializer.Create(userManager, roleManager); app.UseAuthorization(); app.UseEndpoints(endpoints => { endpoints.MapControllerRoute( name: "default", pattern: "{controller=Home}/{action=Index}/{id?}"); endpoints.MapRazorPages(); }); }