Uninstall old msi versions with different upgrade code

scripts/resources/msi/UninstallPreviousVersions.ps1

@@ -0,0 +1,24 @@
+# uninstall previous versions that do not have the same update code via the product name
+
+$productName = "Suwayomi Server"
+
+# Get the product code of the specified product
+$productInfo = Get-WmiObject -Class Win32_Product | Where-Object { $_.Name -eq $productName }
+
+$productCount = $productInfo.Count
+Write-Output "Found $productCount installations"
+
+# Uninstall the product
+if ($productCount -gt 0) {
+
+    $productInfo | ForEach-Object {
+        $installedVersion = "$($_.Name) ($($_.IdentifyingNumber))"
+        Write-Output "Uninstalling version: $($installedVersion)"
+        $uninstallResult = $_.Uninstall()
+        if ($uninstallResult.ReturnValue -eq 0) {
+            Write-Output "Successfully uninstalled $($installedVersion)"
+        } else {
+            Write-Output "Failed to uninstall $($installedVersion)"
+        }
+    }
+}