PushFilesFromFolder.ps1

##CONFIG##
$OctoExe = "" #FULL path of the Octo.exe executable (i.e. c:\tools\octo.exe)
$OutputFolder = "" #Output folder where all packages are dropped
$BuildID = "" #<-- This should be the build ID variable that comes from Jenkins
$OctopusServer = "" #Octopus Server base URL
$OctopusAPIKey = ""#Octopus API Key

##PROCESS##
$FilterPattern = "*$BuildID.nupkg"

$Package = Get-ChildItem -Path $OutputFolder -Filter $FilterPattern

if ($Package -ne $null){
    .\Octo.exe push --package $Package.FullName --Server $OctopusServer --apikey $OctopusAPIKey
}

else{
    Write-error "No package was found in [$OutputFolder] with the pattern [$FilterPattern]"
}