modifier update

MainActivity.kt

override var modifier: Modifier = Modifier
    set(value) {
        if (value == field) return
        ...
        field = value
        ...
        // Create a new chain of LayoutNodeWrappers, reusing existing ones from wrappers
        // when possible.
        val outerWrapper = modifier.foldOut(innerLayoutNodeWrapper) { mod, toWrap ->
            var wrapper = toWrap
            ...
            if (mod is PointerInputModifier) {
                wrapper = PointerInputDelegatingWrapper(wrapper, mod).assignChained(toWrap)
            }
            ...
            }
            wrapper
        }
        outerWrapper.wrappedBy = parent?.innerLayoutNodeWrapper
        outerMeasurablePlaceable.outerWrapper = outerWrapper
        ...
    }