TaskViewerLayout
data class TaskViewerLayout(val itemSpacing: Dp, val horizontalPadding: Dp, val verticalPadding: Dp, val iconSpacing: Dp, val expandIconSize: Dp, val statusIconSize: Dp, val messageBulletWidth: Dp, val expandedContentSpacing: Dp, val expandedContentVerticalPadding: Dp, val minItemHeight: Dp, val messageNumberSpacing: Dp)