Program.cs

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.DependencyInjection;
using System.Text;
using Microsoft.AspNetCore.Identity.UI;
using OnlineShop.Models;
using Microsoft.AspNetCore.Authentication.JwtBearer;
using Microsoft.AspNetCore.Identity;
using Microsoft.IdentityModel.Tokens;
using Microsoft.AspNetCore.Authentication.Cookies;
using OnlineShop.Repository;

var builder = WebApplication.CreateBuilder(args);
ConfigurationManager configuration = builder.Configuration;

builder.Services.AddScoped<IRepository<Category>, Repository<Category>>();
builder.Services.AddScoped<IRepository<Product>, Repository<Product>>();
builder.Services.AddScoped<IRepository<Cart>, Repository<Cart>>();
builder.Services.AddScoped<IRepository<CartItem>, Repository<CartItem>>();

builder.Services.AddDbContext<ApplicationContext>(options =>

    options.UseSqlServer(builder.Configuration.GetConnectionString("OnlineShopContext")));
builder.Services.AddIdentity<IdentityUser, IdentityRole>(options =>
{
    options.Password.RequiredLength = 5;
    options.Password.RequireNonAlphanumeric = false;
    options.Password.RequireLowercase = false;
    options.Password.RequireUppercase = false;
    options.Password.RequireDigit = false;
}).AddEntityFrameworkStores<ApplicationContext>();
builder.Services.ConfigureApplicationCookie(options =>
{
    options.Cookie.HttpOnly = true;
    options.ExpireTimeSpan = TimeSpan.FromDays(5);

    options.LoginPath = "/Account/Login";
    options.AccessDeniedPath = "/Account/AccessDenied";
    options.SlidingExpiration = true;
});
builder.Services.AddRazorPages();
builder.Services.AddControllersWithViews();


var app = builder.Build();

// Configure the HTTP request pipeline.
if (!app.Environment.IsDevelopment())
{
    app.UseExceptionHandler("/Home/Error");
    // The default HSTS value is 30 days. You may want to change this for production scenarios, see https://aka.ms/aspnetcore-hsts.
    app.UseHsts();
}

app.UseHttpsRedirection();
app.UseStaticFiles();

app.UseRouting();
app.UseAuthentication();
app.UseAuthorization();

app.MapControllerRoute(
    name: "default",
    pattern: "{controller=Home}/{action=Index}/{id?}");

app.Run();