fix: remove index files from carousel

src/components/CarouselWrapper.astro

@@ -53,6 +53,10 @@ if (ascending) {
   );
 }
 
+sortedAndFiltered = sortedAndFiltered.filter(
+  (n) => !(n.file.endsWith("index.mdx") || n.file.endsWith("index.md"))
+);
+
 const trimmedArticlesAndEvents = limit
   ? sortedAndFiltered.slice(0, limit)
   : sortedAndFiltered;