Method scrollToIndex

src/utils/VirtualScroller.ts:826–832

* Scroll to a specific item index

(index: number, behavior: ScrollBehavior = "smooth")

	 * Scroll to a specific item index
	 */
	scrollToIndex(index: number, behavior: ScrollBehavior = "smooth"): void {
		const targetScroll = this.getItemPosition(index);
		this.scrollContainer.scrollTo({
			top: targetScroll,
			behavior,
		});
	}

	/**
	 * Force recalculation of visible range (useful after container resize)