Add check-powershell.ps1

Scripts/check-powershell.ps1

@@ -0,0 +1,22 @@
+<#
+.SYNOPSIS
+	Query PowerShell details
+.DESCRIPTION
+	This PowerShell script queries and lists details of PowerShell.
+.EXAMPLE
+	PS> ./check-powershell
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+try {
+	$Version = $PSVersionTable.PSVersion
+	$Edition = $PSVersionTable.PSEdition
+	"✅ PowerShell $Version ($Edition edition)"
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}