Simple Windows PowerShell web crawler

check.ps1

# Run once with a PowerShell as Admin to allow execution of script:
# set-executionpolicy remotesigned

# CONFIG
$URL = https://badlands.cc
$SEARCH_FOR = "BADLANDS 2024 INFORMATION COMING SOON3"
$WAIT_SECONDS = 10
# CONFIG-END
 
Add-Type -AssemblyName PresentationCore,presentationFramework
 
While ($true) {
    $WebResponse = Invoke-WebRequest $URL
    $found = $WebResponse.ToString() -split "[`r`n]" | Select-String $SEARCH_FOR
 
    if (! $found) {
        [System.Windows.MessageBox]::Show("'$SEARCH_FOR' not found on page $URL!`n`nClick OK to open Browser and end the check script.","Content changes",0)
        start $URL
        break
    }
    $date = Get-Date
    echo "${date}: '$SEARCH_FOR' found in $URL"
    Start-Sleep -Seconds $WAIT_SECONDS
}