Implement Sign Up without Security

src/main/java/demo/api/user/UserServiceImpl.java

@@ -0,0 +1,36 @@
+package demo.api.user;
+
+import demo.api.user.domain.User;
+import demo.api.user.repository.UserRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+@Service
+@RequiredArgsConstructor
+@Transactional
+public class UserServiceImpl implements UserService {
+//  private final BCryptPasswordEncoder passwordEncoder;
+  private final UserRepository userRepository;
+
+  @Override
+  public User signUp(User user) {
+//    user.hashPassword(passwordEncoder);
+    return userRepository.save(user);
+  }
+
+  @Override
+  public User findUserByEmail(String email) {
+    return null;
+  }
+
+  @Override
+  public User updateUser(User user, String newInfo) {
+    return null;
+  }
+
+  @Override
+  public boolean isEmailExist(String email) {
+    return false;
+  }
+}