출처: https://www.youtube.com/watch?v=YA20F7RJnwA https://velog.io/@inwoodev/Swift-ScrollView-%EC%BD%94%EB%93%9C%EB%A1%9C%ED%99%94%EB%A9%B4%EC%97%90-%EC%A0%81%EC%9A%A9%ED%95%98%EA%B8%B0 [Swift] ScrollView, (코드로)화면에 적용하기 공식문서(https://developer.apple.com/library/archive/documentation/UserExperience/Conceptual/AutolayoutPG/WorkingwithScrollViews.html스크롤뷰를 scene에 더하려 velog.io 참고 페이지
