Relaunch as Administrator through UAC when needed, report success or
failure, and wait for Enter before the window closes. Autounattend.xml
passes -NoPause so the unattended install does not block.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Add -InstallVirtIO and -EnableAutomaticLogon switches to
Configure-Windows.ps1 so it can run standalone on a physical machine.
Autounattend.xml passes both switches during the virtual machine install.
Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>