import java.util.Date;
import java.util.List;
import java.util.stream.Collectors;

import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.AuthorityUtils;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import com.dto.User;
import io.jsonwebtoken.Jwts;
import io.jsonwebtoken.SignatureAlgorithm;