src/main/java/hexlet/code/repository/UserRepository.java
package hexlet.code.repository;
import hexlet.code.model.User;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.stereotype.Repository;
import java.util.Optional;
@Repository
public interface UserRepository extends JpaRepository<User, Long> {
Optional<User> findByFirstName(String firstName);
Optional<User> findByEmail(String email);
}