Revert "merge: dev → main 관리자 삭제 권한 v2"

This reverts commit 0e218de, reversing
changes made to 4709441.

Author: thingineeer

src/main/java/org/runnect/server/publicCourse/service/PublicCourseService.java

@@ -43,24 +43,17 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
-import javax.persistence.EntityManager;
-import javax.persistence.PersistenceContext;
-
 @Service
 @RequiredArgsConstructor
 public class PublicCourseService {
     private static final Integer PAGE_SIZE = 10;
     private static List<Long> MARATHON_PUBLIC_COURSE_IDS;
-    private static final Long ADMIN_USER_ID = 280L;
 
     private final PublicCourseRepository publicCourseRepository;
     private final UserRepository userRepository;
     private final ScrapRepository scrapRepository;
     private final CourseRepository courseRepository;
 
-    @PersistenceContext
-    private EntityManager entityManager;
-
 
     @Value("${runnect.marathon-public-course-id}")
     private void setMARATHON_PUBLIC_COURSE_IDS(String MARATHON_PUBLIC_COURSE_ID) {
@@ -357,10 +350,8 @@ public DeletePublicCoursesResponseDto deletePublicCourses(
             throw new NotFoundException(ErrorStatus.NOT_FOUND_PUBLICCOURSE_EXCEPTION, ErrorStatus.NOT_FOUND_PUBLICCOURSE_EXCEPTION.getMessage());
         }
 
-        boolean isAdmin = userId.equals(ADMIN_USER_ID);
-
         publicCourses.stream()
-                .filter(pc -> !isAdmin && !pc.getCourse().getRunnectUser().equals(user))
+                .filter(pc -> !pc.getCourse().getRunnectUser().equals(user))
                 .findAny()
                 .ifPresent(pc -> {
                     throw new PermissionDeniedException(
@@ -371,15 +362,6 @@ public DeletePublicCoursesResponseDto deletePublicCourses(
         //삭제전 course의 isPrivate update
         publicCourses.forEach(publicCourse -> publicCourse.getCourse().retrieveCourse());
 
-        // Record의 publicCourse FK를 null로 설정 (Record 테이블 FK 제약조건 해제)
-        entityManager.createQuery(
-                        "UPDATE Record r SET r.publicCourse = null WHERE r.publicCourse IN :publicCourses")
-                .setParameter("publicCourses", publicCourses)
-                .executeUpdate();
-
-        // Scrap 삭제 (Scrap 테이블 FK NOT NULL 제약조건)
-        scrapRepository.deleteByPublicCourseIn(publicCourses);
-
         publicCourseRepository.deleteAllInBatch(publicCourses);
 
         return DeletePublicCoursesResponseDto.from(publicCourses.size());