rename-resize-combo-1.ps1

#!/usr/bin/pwshx -t

[Environment]::SetEnvironmentVariable("PSModulePath", $Env:PSModulePath + [System.IO.Path]::PathSeparator + "$PSScriptRoot/.modules")

Import-Module -Name Nautilus
Import-Module -Name Files
Import-Module -Name Images
Import-Module -Name Pwshx

$selectedFiles = Get-NautilusSelectedFiles
$filesCount = ($selectedFiles | Measure-Object).Count
$numOfDigits = [System.Math]::Floor([System.Math]::Log($filesCount,10) + 1)

$selectedFiles | Rename-FileSequentally -NumOfDigits $numOfDigits `
    | Rename-FileNormalize `
    | Get-FilteredFiles -Extension @(".jpg", ".jpeg") `
    | Backup-File -BackupDir "~backup" `
    | Resize-Image

Wait-IfTerminal