Add Custom Dashboard Widget

How can you add custom dashboard widget in WordPress? This use case shows how a focused WordPress code snippet can handle the task without installing a heavy plugin. The snippet should add a dashboard widget named “Site Notes” and produce this result: A “Site Notes” box appears on the WordPress dashboard with custom support text. 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.