attempting fix

remote_worker_controller.ps1

@@ -8,7 +8,7 @@ param(
     [Parameter(Mandatory = $true)]
     [string]$PayloadBase64,
 
-    [string]$DataRoot = "$env:ProgramData\UnifiedWorkers",
+[string]$DataRoot = (Join-Path ([Environment]::GetFolderPath('LocalApplicationData')) 'UnifiedWorkers'),
 
     [int]$MaxRestarts = 5,
 
@@ -100,8 +100,11 @@ while ($restartCount -le $MaxRestarts) {
     try {
         # Initialize worker process
         $psi = [System.Diagnostics.ProcessStartInfo]::new()
-        $psi.FileName = (Get-Command pwsh -ErrorAction SilentlyContinue)?.Source
-        if (-not $psi.FileName) {
+        $pwsh = Get-Command pwsh -ErrorAction SilentlyContinue
+        if ($pwsh) {
+            $psi.FileName = $pwsh.Source
+        }
+        else {
             $psi.FileName = (Get-Command powershell -ErrorAction Stop).Source
         }