feat(bom): add LLM prompt modal and fix product name resolution

apps/backend/src/routes/products.ts

@@ -471,9 +471,9 @@ export const productsRoute = new Elysia({ prefix: "/products" })
     if (!product || (!includeDeleted && product.isDeleted)) return status(404, { message: "Product not found" });
 
     if (lang === 'all') {
-      const nameObj: any = {};
-      const descObj: any = {};
-      const detailsObj: any = {};
+      const nameObj: any = product.name ? { th: product.name } : {};
+      const descObj: any = product.description ? { th: product.description } : {};
+      const detailsObj: any = product.details ? { th: product.details } : {};
       product.translations.forEach((t: any) => {
          nameObj[t.langCode] = t.name;
          descObj[t.langCode] = t.description;