fix(web): render Sinopsis section only when valid LLM synopsis text exists

src/app/(public)/p/[slug]/page.tsx

@@ -34,6 +34,13 @@ export default async function PostDetailPage({
       ? `https://e-hentai.org/g/${post.gid}/`
       : null)
 
+  const isRealSynopsis = Boolean(
+    post.summary &&
+      !post.summary.startsWith("**") &&
+      !post.summary.startsWith("Fuente:") &&
+      post.summary.length > 50
+  )
+
   return (
     <div className="pb-16 md:pb-0">
       <Link
@@ -86,7 +93,7 @@ export default async function PostDetailPage({
               )}
             </div>
 
-            {post.summary && (
+            {isRealSynopsis && (
               <div className="text-xs sm:text-sm text-[var(--muted)] leading-relaxed whitespace-pre-line bg-[var(--surface)]/50 p-3 sm:p-4 rounded-lg border border-[var(--border)]">
                 <h3 className="text-[10px] sm:text-xs font-semibold text-[var(--foreground)] uppercase tracking-wider mb-1.5">Sinopsis</h3>
                 {post.summary}