Allow heading tags (h1-h6) in ContentSanitizer so news editor headings render

resources/js/components/enhance/EnhanceStubWarning.jsx

@@ -0,0 +1,14 @@
+import React from 'react'
+
+export default function EnhanceStubWarning({ config, moderation = false, className = '' }) {
+  if (!config?.showStubWarning) {
+    return null
+  }
+
+  return (
+    <div className={`rounded-2xl border border-amber-300/20 bg-amber-400/10 px-4 py-3 text-sm text-amber-50 ${className}`.trim()}>
+      <div>Skinbase Enhance is currently running in preview mode. The generated result is a workflow placeholder until the real upscaling worker is enabled.</div>
+      {moderation ? <div className="mt-2 text-xs uppercase tracking-[0.14em] text-amber-100/80">Engine: {config.engine}. This is not a real AI upscale result.</div> : null}
+    </div>
+  )
+}