구성 변경 처리 유효성 검사

화면 회전 및 기타 변경사항을 올바르게 처리하도록 코드를 수정합니다.


This Kotlin file below contains logic for displaying data on a tablet screen.
Add or modify the code to correctly handle configuration changes (e.g., screen rotation).
Preserve the current state of the UI and avoid data loss during configuration changes.
Ensure the layout adapts appropriately to different orientations.

$CURRENT_FILE