Containers/Get-VSCodeExtensionFromContainer.ps1

function Get-VSCodeExtensionFromContainer {
    Param(
        [Parameter(Mandatory=$true)]
        [string]$ContainerName
    )

    $Logs = docker logs $ContainerName
    $VsixUrl = $Logs.item($Logs.indexOf('Files:') + 1)
    $TempPath = Create-TempDirectory
    $VsixPath = (Join-Path $TempPath (Split-Path $VsixUrl -Leaf))
    Download-File -sourceUrl $VsixUrl -destinationFile $VsixPath

    $VsixPath
}

Export-ModuleMember -Function Get-VSCodeExtensionFromContainer