$rankingDoc = [IO.Path]::GetFullPath((Join-Path $PSScriptRoot '../../../docs/ranking_v2/排行榜升级后端对接需求.docx'))
$rankingPdf = [IO.Path]::GetFullPath((Join-Path $PSScriptRoot '../../../.codex_tmp/ranking-v2/qa/docx-render/排行榜升级后端对接需求.pdf'))
New-Item -ItemType Directory -Force ([IO.Path]::GetDirectoryName($rankingPdf)) | Out-Null
$rankingWord = New-Object -ComObject Word.Application
$rankingWord.Visible = $false
$rankingWord.DisplayAlerts = 0
try {
    $rankingDocument = $rankingWord.Documents.Open($rankingDoc, $false, $true)
    $rankingDocument.ExportAsFixedFormat($rankingPdf, 17)
    $rankingDocument.Close(0)
    Write-Output $rankingPdf
} finally { $rankingWord.Quit() }