Update README.md

Author: magefan

README.md

@@ -220,3 +220,6 @@ The code is licensed under [EULA](https://magefan.com/end-user-license-agreement
 ### Shopify Apps
   * [Shopify Login As Customer](https://apps.shopify.com/login-as-customer)
   * [Shopify Blog](https://apps.shopify.com/magefan-blog)
+  
+### Magento 2 Theme
+  * [Optimized Magento 2 Theme](https://magefan.com/optimized-magento-2-theme)