Add Product SKU Below Title

How can you add product sku below title in WordPress? This use case shows how a focused WordPress code snippet can handle the task without installing a heavy plugin. The snippet should show SKU below product title and produce this result: Single product pages display the SKU under the product title. You can also log in to LeonLab.ai, describe this WordPress use case in plain English, generate the snippet, review the PHP code, and deploy it to the selected WordPress project.