[PE Helper] Added guards to prevent running on non-Windows systems

Author: CodingWonders

Helpers/extps1/PE_Helper/PE_Helper.ps1

@@ -2121,6 +2121,12 @@ function Start-ProjectDevelopment {
 
 $host.UI.RawUI.WindowTitle = "DISMTools - Preinstallation Environment Helper"
 
+if ([Environment]::OSVersion.Platform -ne "Win32NT") {
+    Write-Host "This script cannot be run on non-Windows NT platforms. Press ENTER to exit..."
+    Read-Host | Out-Null
+    exit 1
+}
+
 if ($cmd -eq "StartApply")
 {
     Start-OSApplication

Helpers/extps1/PE_Helper/pxehelpers/fog/foghelper_server.ps1

@@ -132,6 +132,13 @@ Write-Host "(c) 2025. CodingWonders Software"
 Write-Host "-----------------------------------------------------------"
 
 Write-LogMessage -message "Checking operating environment..."
+
+if ([Environment]::OSVersion.Platform -ne "Win32NT") {
+    Write-Host "This script cannot be run on non-Windows NT platforms. Press ENTER to exit..."
+    Read-Host | Out-Null
+    return $false
+}
+
 $compInfo = Get-ComputerInfo
 if ($compInfo.WindowsInstallationType -ne "Server") {
     Write-LogMessage -message "This computer is not running Windows Server."

Helpers/extps1/PE_Helper/pxehelpers/wds/prepare_wds.ps1

@@ -628,6 +628,12 @@ function New-MulticastTransmission {
 
 Clear-Host
 
+if ([Environment]::OSVersion.Platform -ne "Win32NT") {
+    Write-Host "This script cannot be run on non-Windows NT platforms. Press ENTER to exit..."
+    Read-Host | Out-Null
+    return $false
+}
+
 Write-Host "DISMTools $version - PE Helper WDS Preparation Scripts"
 Write-Host "(c) 2025. CodingWonders Software"
 Write-Host "-----------------------------------------------------------"

Helpers/extps1/PE_Helper/pxehelpers/wds/wdshelper_server.ps1

@@ -93,6 +93,13 @@ Write-Host "(c) 2025. CodingWonders Software"
 Write-Host "-----------------------------------------------------------"
 
 Write-LogMessage -message "Checking operating environment..."
+
+if ([Environment]::OSVersion.Platform -ne "Win32NT") {
+    Write-Host "This script cannot be run on non-Windows NT platforms. Press ENTER to exit..."
+    Read-Host | Out-Null
+    return $false
+}
+
 $compInfo = Get-ComputerInfo
 if ($compInfo.WindowsInstallationType -ne "Server") {
     Write-LogMessage -message "This computer is not running Windows Server."