Add PowerShell script to automate updating

.gitignore

@@ -1,3 +1,4 @@
 *.exe
 [Tt]humbs.db
 [Aa]pp/PDFsam/
+[Aa]pp/Readme.txt

Update-PDFsamVersion.ps1

@@ -0,0 +1,65 @@
+
+using namespace System.IO
+
+[DriveInfo]$portableDrive = [DriveInfo]::new("E:")
+[FileInfo]$PAcInstallerGeneratorPath = [FileInfo]::new("$portableDrive\\PortableApps\\PortableApps.comInstaller\\PortableApps.comInstaller.exe")
+[FileInfo]$PAcLauncherGeneratorPath = [FileInfo]::new("$portableDrive\\PortableApps\\PortableApps.comLauncher\\PortableApps.comLauncherGenerator.exe")
+
+[string]$sourceOwnerName = "torakiki"
+[string]$sourceProjectName = "PDFsam"
+[string]$sourceRepo = "$sourceOwnerName/$sourceProjectName"
+
+[DirectoryInfo]$appPackagingFolder = [DirectoryInfo]::new([Path]::Combine($PSScriptRoot, "App", $sourceProjectName))
+[FileInfo]$appInfoFile = [FileInfo]::new([Path]::Combine($PSScriptRoot, "App", "AppInfo", "AppInfo.ini"))
+
+
+# Import the PsIni module, installing if necessary
+# To avoid the need for administrative permissions, installation is for the current user
+$ErrorActionPreference = 'Stop'
+try {
+  Import-Module PsIni
+} catch {
+  Install-Module -Scope CurrentUser PsIni
+  Import-Module PsIni
+}
+
+# Determine the latest release tag and version number
+[string]$latestVersionTag = gh release view --repo "$sourceRepo" --json tagName --jq ".tagName" 2> $null
+[Version]$latestVersion = [Version]::new($latestVersionTag -replace 'v')
+[Version]$latestVersionFull = [Version]::new($latestVersion.Major, $latestVersion.Minor, $latestVersion.Build -ge 0 ? $latestVersion.Build : 0, $latestVersion.Revision -ge 0 ? $latestVersion.Revision : 0)
+[string]$releaseArtifactName = "pdfsam-$latestVersion-windows"
+[string]$releaseArtifactFile = "$releaseArtifactName.zip"
+
+
+# Download into a temporary folder the portable version of the latest release
+[DirectoryInfo]$tempDirectory = [Directory]::CreateTempSubdirectory(".gh-")
+gh release download --repo "$sourceRepo" --pattern "$releaseArtifactFile" --dir "$tempDirectory"
+[FileInfo]$releaseArtifactFilePath = [Path]::Combine($tempDirectory, $releaseArtifactFile)
+Expand-Archive -LiteralPath "$releaseArtifactFilePath" -DestinationPath "$tempDirectory"
+
+# Prepare for generating the new package
+if ([Directory]::Exists($appPackagingFolder))
+{
+   [Directory]::Delete($appPackagingFolder, $true)
+}
+[DirectoryInfo]$extractedPortableAppPath = [Path]::Combine($tempDirectory, $releaseArtifactName, $sourceProjectName)
+Move-Item -LiteralPath $extractedPortableAppPath -Destination $appPackagingFolder
+
+# Update the AppInfo INI file
+$appInfoContent = Get-IniContent $appInfoFile
+$appInfoContent["Version"]["PackageVersion"] = $latestVersionFull.ToString()
+$appInfoContent["Version"]["DisplayVersion"] = "$latestVersionFull Release 1"
+$appInfoContent | Out-IniFile -FilePath $appInfoFile -Force -Pretty
+
+# Run the PortableApp.com packaging
+Start-Process "$PAcLauncherGeneratorPath" -ArgumentList "$PSScriptRoot" -Wait
+Start-Process "$PAcInstallerGeneratorPath" -ArgumentList "$PSScriptRoot" -Wait
+[FileInfo]$pafAppInstaller = [Path]::Combine(([DirectoryInfo]::new($PSScriptRoot)).Parent, $appInfoContent["Details"]["AppID"] + "_" + $appInfoContent["Version"]["DisplayVersion"].Replace(' ', '_') + ".paf.exe")
+
+# Publish the release and check in the updated files
+[string]$releaseName = "{0} {1}" -f $appInfoContent["Details"]["AppID"], $appInfoContent["Version"]["DisplayVersion"]
+gh release create "$latestVersionTag" "$pafAppInstaller" --title $releaseName --notes $releaseName
+
+# Cleanup
+[Directory]::Delete($appPackagingFolder, $true)
+[Directory]::Delete($tempDirectory, $true)