perf: reduce launcher scroll and search jank

Ariver

2026-05-20 7c97841d07d4a596508f663c887d1f67d105faf6

 Apptag/AppGridItem.swift

@@ -326,13 +326,17 @@
    }

    func updateNSView(_ view: DragIconNSView, context: Context) {
        let imageChanged = view.image !== icon
        let sizeChanged = view.iconSize != iconSize
        view.image = icon
        view.iconSize = iconSize
        view.payload = payload
        view.onLongPress = onLongPress
        view.onDragEnd = onDragEnd
        view.onClick = onClick
        view.needsDisplay = true
        if imageChanged || sizeChanged {
            view.needsDisplay = true
        }
    }
}