Example from README.md not displaying sparklines

[pldmgg]

Trying to follow README.md ...

Issue also tracked here: ironmansoftware/universal-dashboard#315

To recreate issue, on Win 10 or Server 2012 R2/2016 in Windows PowerShell 5.1, do the following:

Install-Module -Name UniversalDashboard.Community -AllowPrerelease
# NOTE: UniversalDashboard.Community is 2.0.0-beta2
Save-Module -Name UniversalDashboard.Sparklines -Path "$HOME\Documents\WindowsPowerShell\Modules"

# Remove the UniversalDashboard Module that is automatically downloaded since it is designated
# under RequiredModules in the UniversalDashboard.Sparklines Manifest
Remove-Item -Recurse "$HOME\Documents\WindowsPowerShell\Modules\UniversalDashboard" -Force

# Change Module Manifest RequiredModules from 'UniversalDashboard' to 'UniversalDashboard.Community'
Remove-Item "$HOME\Documents\WindowsPowerShell\Modules\UniversalDashboard.Sparklines\0.1.1\PSGetModuleInfo.xml" -Force
$ManifestPath = "$HOME\Documents\WindowsPowerShell\Modules\UniversalDashboard.Sparklines\0.1.1\UniversalDashboard.Sparklines.psd1"
$ManifestContent = Get-Content -Path $ManifestPath
$ManifestContent -replace 'RequiredModules = @\(.*?\)',
'RequiredModules = @("UniversalDashboard.Community")' | Set-Content -Path $ManifestPath

# Create the UD-Test function that copies the example in the ud-sparklines README.md
Set-Content -Path "$HOME\Test-UD.ps1" -Value @'
function Test-UD {
    Param (
        [Parameter(Mandatory=$False)]
        [switch]$RemoveAllOtherUDDashboards = $True
    )

    if ($RemoveAllOtherUDDashboards) {
        Get-UDDashboard | Stop-UDDashboard
    }

    $MyDashboard = New-UDDashboard -Title "Hello, World" -Content {
        New-UDTable -Title "Users" -Headers @("Name", "Emails per Day") -Endpoint {
            Import-Module UniversalDashboard.Sparklines
            @(
                [PSCustomObject]@{"Name" = "Adam"; Values = @(12,12,4,2,75,23,54,12); Color = "#234254"}
                [PSCustomObject]@{"Name" = "Jon"; Values = @(2,42,33,21,11,3,32,9); Color = "#453423"}
                [PSCustomObject]@{"Name" = "Bill"; Values = @(1,92,40,21,7,3,2,12); Color = "#923923"}
                [PSCustomObject]@{"Name" = "Ted"; Values = @(112,11,41,2,5,63,74,12); Color = "#A43534"}
                [PSCustomObject]@{"Name" = "Tommy"; Values = @(12,2,42,21,18,26,26,19); Color = "#593493"}
            ) | ForEach-Object {
                [PSCustomObject]@{
                    Name = $_.Name
                    Sparkline = New-UDSparkline -Data $_.Values -Color $_.Color
                }
            } | Out-UDTableData -Property @("Name", "Sparkline")
        }
    }

    Start-UDDashboard -Dashboard $MyDashboard
}
'@

. "$HOME\Test-UD.ps1"

Import-Module UniversalDashboard.Community
Test-UD

Navigating to http://localhost/home only shows the UDTable headers and no content. No errors are displayed on the page.

Do I need the WebSockets Feature installed or something like that?