Fix code a bit

build.gradle

@@ -49,7 +49,8 @@ dependencies {
 	/*
 	Security
 	 */
-	implementation 'org.springframework.boot:spring-boot-starter-security'
+//	implementation 'org.springframework.boot:spring-boot-starter-security:2.6.7'
+	implementation 'org.springframework.boot:spring-boot-starter-security:2.7.0'
 
 	/*
 	Validation

src/main/java/demo/api/config/SecurityConfig.java

@@ -1,5 +1,6 @@
 package demo.api.config;
 
+import demo.api.user.repository.UserRepository;
 import lombok.RequiredArgsConstructor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
@@ -10,46 +11,22 @@ import org.springframework.security.config.annotation.web.configuration.EnableWe
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.web.SecurityFilterChain;
+
 
-/**
- * Spring Security 사용을 위한 Configuration Class를 작성하기 위해서
- * WebSecurityConfigurerAdapter를 상속하여 클래스를 생성하고
- * @Configuration 애노테이션 대신 @EnableWebSecurity 애노테이션을 추가한다.
- */
 @EnableWebSecurity
 @RequiredArgsConstructor
-public class SecurityConfig extends WebSecurityConfigurerAdapter {
-  private final UserDetailsService userDetailsService;
-
-  /**
-   * PasswordEncoder를 Bean으로 등록
-   */
+public class SecurityConfig {
   @Bean
-  public BCryptPasswordEncoder bCryptPasswordEncoder() {
+  public UserDetailsService userDetailsService() {
+    return new UserDetailsServiceImpl();
+  }
+  @Bean
+  public BCryptPasswordEncoder passwordEncoder() {
     return new BCryptPasswordEncoder();
   }
-
-//  /**
-//   * 인증 or 인가가 필요 없는 경로를 설정
-//   */
-//  @Override
-//  public void configure(WebSecurity web) throws Exception {
-//    web.ignoring().antMatchers("/?/**");
-//  }
-
-  /**
-   * 인증에 대한 지원
-   */
-  @Override
-  protected void configure(AuthenticationManagerBuilder auth) throws Exception {
-    auth.userDetailsService(userDetailsService).passwordEncoder(bCryptPasswordEncoder());
-  }
-
-  /**
-   * 인증 or 인가에 대한 설정
-   */
-  @Override
-  protected void configure(HttpSecurity http) throws Exception {
+  @Bean
+  public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
     http
         .csrf().disable()
         .formLogin()
@@ -63,5 +40,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         .authorizeRequests()
         .antMatchers("/", "/user/signUp", "/user/userList", "/user/signIn*").permitAll()
         .anyRequest().authenticated();
+    
+    return http.build();
   }
 }

src/main/java/demo/api/config/UserDetailsServiceImpl.java

@@ -8,21 +8,22 @@ import java.util.Collection;
 import java.util.HashSet;
 import java.util.Set;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.security.core.GrantedAuthority;
 import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.core.userdetails.UserDetailsService;
 import org.springframework.stereotype.Service;
 
-@Service
-@RequiredArgsConstructor
+
 public class UserDetailsServiceImpl implements UserDetailsService {
-  private final UserRepository userRepository;
+  @Autowired
+  private UserRepository userRepository;
 
   @Override
   public UserDetails loadUserByUsername(String email) throws UserNotFoundException {
 
     User user = userRepository.findByEmail(email)
-        .orElseThrow(() -> new UserNotFoundException());
+        .orElseThrow(UserNotFoundException::new);
     Set<GrantedAuthority> grantedAuthorities = new HashSet<>();
 
     return new org