Add local Windows Server inventory collection and validation; include core package

powershell/Get-ServerSoftware.ps1

@@ -0,0 +1,37 @@
+function Read-SamsaraSoftwareEntries {
+    param($Result, $Uninstall, [string]$View)
+    foreach ($name in $Uninstall.GetSubKeyNames()) {
+        $entry = $null
+        try {
+            $entry = $Uninstall.OpenSubKey($name, $false)
+            if ($null -eq $entry) { throw 'Software entry not readable.' }
+            $display = [string]$entry.GetValue('DisplayName')
+            if ($display) {
+                $Result.data += [pscustomobject]@{ name = $display; publisher = [string]$entry.GetValue('Publisher')
+                    version = [string]$entry.GetValue('DisplayVersion'); installation_date = [string]$entry.GetValue('InstallDate')
+                    registry_view = $View }
+            }
+        } catch { Add-SamsaraError $Result $_ 'Machine software entry' }
+        finally { if ($entry) { $entry.Dispose() } }
+    }
+}
+
+function Get-SamsaraSoftware {
+    param($Result)
+    # Explicit registry views avoid 32-bit redirection and require no installer queries.
+    foreach ($view in @([Microsoft.Win32.RegistryView]::Registry64, [Microsoft.Win32.RegistryView]::Registry32)) {
+        Invoke-SamsaraRead $Result ('Machine software registry ' + [string]$view) {
+            $hive = $null; $uninstall = $null
+            try {
+                $hive = [Microsoft.Win32.RegistryKey]::OpenBaseKey([Microsoft.Win32.RegistryHive]::LocalMachine, $view)
+                $uninstall = $hive.OpenSubKey('SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall', $false)
+                if ($null -eq $uninstall) { return }
+                Read-SamsaraSoftwareEntries $Result $uninstall ([string]$view)
+            } finally {
+                if ($uninstall) { $uninstall.Dispose() }
+                if ($hive) { $hive.Dispose() }
+            }
+        }
+    }
+    $Result.limitations += 'Machine uninstall registrations in both registry views only. Per-user, portable, container and unregistered software may be absent. Install dates are raw registry values and may be empty. No installer consistency checks are triggered.'
+}