fix(products): fix breadcrumbs and product filtering (backport from main)

lib/mdx.ts

@@ -46,6 +46,12 @@ export async function getProductMetadata(
       if (fs.existsSync(enFilePath)) {
         const fileContent = fs.readFileSync(enFilePath, 'utf8');
         const { data } = matter(fileContent);
+
+        // Filter out products without images to match getProductBySlug behavior
+        if (!data.images || data.images.length === 0 || !data.images[0]) {
+          return null;
+        }
+
         return {
           slug: fileSlug,
           frontmatter: {
@@ -59,6 +65,11 @@ export async function getProductMetadata(
     const fileContent = fs.readFileSync(filePath, 'utf8');
     const { data } = matter(fileContent);
 
+    // Filter out products without images to match getProductBySlug behavior
+    if (!data.images || data.images.length === 0 || !data.images[0]) {
+      return null;
+    }
+
     return {
       slug: fileSlug,
       frontmatter: data as ProductFrontmatter,