- AdminUserController.updateAdmin이 호출하던 service/mapper 미커밋 상태였음
- CORS allowedMethods에 PATCH 추가 (PATCH /api/admin/users/{id}/admin)
- UserMapper.updateAdmin + XML (is_admin 0/1)
- UserService.updateAdmin (트랜잭션 + 404 가드)
- findAllWithCounts에 is_admin 컬럼 SELECT 추가
🤖 Generated with [Claude Code](https://claude.com/claude-code)
Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>