toPagerState
fun <Key : Any, PageItem> Pageable<Key, PageItem>.toPagerState(initialPage: Int = 0, @FloatRange(from = -0.5,
Binds a Pageable to a Compose Pager (e.g., HorizontalPager or VerticalPager).
Each item in the pageable becomes a single pager page. Fetches are triggered as pages become visible.