Rename folder Docs to docs

docs/check-operating-system.md

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+## The *check-operating-system.ps1* PowerShell Script
+
+This PowerShell script queries and lists operating system details.
+
+## Parameters
+```powershell
+check-operating-system.ps1 [<CommonParameters>]
+
+[<CommonParameters>]
+    This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction, 
+    WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
+```
+
+## Example
+```powershell
+PS> ./check-operating-system
+
+```
+
+## Notes
+Author: Markus Fleschutz | License: CC0
+
+## Related Links
+https://github.com/fleschutz/PowerShell
+
+## Source Code
+```powershell
+<#
+.SYNOPSIS
+	Query OS details
+.DESCRIPTION
+	This PowerShell script queries and lists operating system details.
+.EXAMPLE
+	PS> ./check-operating-system
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+try {
+	if ($IsLinux) {
+		"✅ $(uname -sr)."
+	} else {
+		$OS = Get-WmiObject -class Win32_OperatingSystem
+		$Name = $OS.Caption
+		$Arch = $OS.OSArchitecture
+		$Version = $OS.Version
+
+		[system.threading.thread]::currentthread.currentculture = [system.globalization.cultureinfo]"en-US"
+		$OSDetails = Get-CimInstance Win32_OperatingSystem
+		$BuildNo = $OSDetails.BuildNumber
+		$Serial = $OSDetails.SerialNumber
+		$InstallDate = $OSDetails.InstallDate
+		"✅ $($Name): $Arch, v$Version, S/N $Serial, installed $($InstallDate.ToShortDateString())"
+	} 
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}
+```
+
+*Generated by convert-ps2md.ps1 using the comment-based help of check-operating-system.ps1*