intersection observer문제 수정 #31
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Why need this PR❓
intersection observer문제 수정
Changes ✌️
intersection observer문제 수정
containerRef.current를 찾는 시점에서는 이미 로딩컴포넌트가 로딩 된 이후인지라, useEffect가 먼저 돌고 ref를 null로 읽어 발생하는 이슈였습니다.
조건 하나 추가해줬어용