Pass through PE refusals to the raw prompt and pin adult PE system prompts.

Enhance no longer fails the studio job when the rewrite refuses or comes back empty; host prompt copies keep the official steps plus the adult appendix after a node re-clone.

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/setup-qwen21.ps1

@@ -219,6 +219,25 @@ if (-not $SkipNode) {
   }
 }
 
+# PE system prompts (official steps + Adult appendix). Re-copy after the node pack is re-cloned.
+Write-Step "Install Qwen PE system prompts (host/qwen21-pe-prompts)"
+$peSrc = Join-Path (Split-Path $PSScriptRoot -Parent) 'host\qwen21-pe-prompts'
+$peDest = Join-Path $root 'custom_nodes\ComfyUI-Qwen-Image-2.1-Prompt-Enhancer\prompts'
+if (-not (Test-Path $peSrc)) {
+  Write-Warn "Missing $peSrc — skip PE prompt install"
+} elseif (-not (Test-Path (Join-Path $root 'custom_nodes\ComfyUI-Qwen-Image-2.1-Prompt-Enhancer'))) {
+  Write-Warn "PE node pack not installed at $peDest — skip prompt copy"
+} else {
+  Ensure-Dir $peDest
+  foreach ($name in @('system_prompt_t2i.txt', 'system_prompt_edit.txt')) {
+    $from = Join-Path $peSrc $name
+    $to = Join-Path $peDest $name
+    if (-not (Test-Path $from)) { throw "Missing PE prompt source: $from" }
+    Copy-Item -Force $from $to
+    Write-Ok "Copied $name -> $to"
+  }
+}
+
 Write-Host ""
 Write-Host "Done. Restart Comfy only when /status shows gpu.busy=false." -ForegroundColor Cyan
 Write-Host "ComfyRoot=$root"