x64 Windows PE custom unattend.xml that calls RecoveryWipe.ps1 before calling Litetouch.wsf.

Unattend.xml

<?xml version="1.0" encoding="utf-8"?>
<unattend xmlns="urn:schemas-microsoft-com:unattend">
	<settings pass="windowsPE">
		<component name="Microsoft-Windows-Setup" processorArchitecture="amd64" publicKeyToken="31bf3856ad364e35" language="neutral" versionScope="nonSxS" xmlns:wcm="http://schemas.microsoft.com/WMIConfig/2002/State">
			<RunSynchronous>
				<RunSynchronousCommand wcm:action="add">
					<Description>BG Info</Description>
					<Order>1</Order>
					<Path>powershell.exe -executionpolicy bypass -file x:\RecoveryWipe.ps1</Path>
				</RunSynchronousCommand>
				<RunSynchronousCommand wcm:action="add">
					<Description>Call Litetouch</Description>
					<Order>2</Order>
					<Path>wscript x:\deploy\scripts\litetouch.wsf</Path>
				</RunSynchronousCommand>
			</RunSynchronous>
		</component>
	</settings>
</unattend>