Valider la gestion des modifications de configuration

Modifiez le code pour gérer correctement la rotation de l'écran et d'autres modifications.


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