if (!context.Roles.Any())
            {
                var store = new RoleStore<IdentityRole>(context);
                var manager = new RoleManager<IdentityRole>(store);
                var adminRole = new IdentityRole { Name = "Administrator" };
                var studentRole = new IdentityRole { Name = "Student" };

                manager.Create(adminRole);
                manager.Create(studentRole);
            }

            if (!context.Users.Any())
            {
                var passwordHash = new PasswordHasher();
                string password = passwordHash.HashPassword("admin");

                var admin = new User
                {
                    UserName = "admin@site.com",
                    Email = "admin@site.com",
                    PasswordHash = password,
                    SecurityStamp = Guid.NewGuid().ToString()
                };
                var userManager = new UserManager<User>(new UserStore<User>(context));

                userManager.Create(admin);
                userManager.AddToRole(admin.Id, "Administrator");
            }