добавил поиск по slug исправил логику подгрузки конкретного товара

scripts/prerender.js

@@ -67,7 +67,7 @@ function generateHomePage(products) {
   const topProducts = products.slice(0, 6).map(product => `
 <div class="product-card">
   <h3>${escapeHtml(product.full_name || `Товар ${product.id}`)}</h3>
-  <a href="/product/${product.id}">Подробнее</a>
+  <a href="/product/${product.slug || product.id}">Подробнее</a>
 </div>`).join('');
   
   return `
@@ -88,7 +88,7 @@ function generateCatalogPage(products) {
 <div class="product-card">
   <h2>${escapeHtml(product.full_name || `Товар ${product.id}`)}</h2>
   <p>${escapeHtml((product.description || '').slice(0, 150))}...</p>
-  <a href="/product/${product.id}">Подробнее</a>
+  <a href="/product/${product.slug || product.id}">Подробнее</a>
 </div>`).join('');
   
   return `
@@ -139,7 +139,7 @@ const routes = [
 // Добавляем страницы товаров
 for (const product of products) {
   routes.push({
-    path: `/product/${product.id}`,
+    path: `/product/${product.slug || product.id}`,
     title: product.full_name,
     description: (product.description || ''),
     getContent: () => generateProductPage(product)