iframe-widget
Domain: JupyterLab GUI
🎯 Motivation
A Lumino widget wrapping an HTML <iframe> to embed external web content inside JupyterLab’s panel system.
📋 Concrete Example
Create const iframe = new IFrame(); iframe.url = 'https://example.com'; and add it to the main dock panel.
🔗 Analogy
An iframe widget is a picture-in-picture window — external web content lives inside a JupyterLab tab.