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

powershell/Get-ServerNetwork.ps1

@@ -0,0 +1,16 @@
+function Get-SamsaraNetwork {
+    param($Result)
+    $processes = @{}
+    Invoke-SamsaraRead $Result 'Process names' {
+        Get-Process -ErrorAction Stop | ForEach-Object { $processes[[int]$_.Id] = [string]$_.ProcessName }
+    }
+    Invoke-SamsaraRead $Result 'TCP connections' {
+        $Result.data = @(Get-NetTCPConnection -ErrorAction Stop | ForEach-Object {
+            $processName = if ($processes.ContainsKey([int]$_.OwningProcess)) { $processes[[int]$_.OwningProcess] } else { 'Unavailable or process exited' }
+            [pscustomobject]@{ state = [string]$_.State; local_address = [string]$_.LocalAddress; local_port = [int]$_.LocalPort
+                remote_address = [string]$_.RemoteAddress; remote_port = [int]$_.RemotePort
+                pid = [int]$_.OwningProcess; process = $processName; direction = 'Unknown' }
+        })
+    }
+    $Result.limitations += 'Point-in-time TCP only. Connection direction, historical activity, UDP and other network compartments are unverified. Process names may race process exit or be hidden.'
+}