Added an icon for the extension and fixed several issues related to tab's reported lifespan

Added support for Tab Groups, preserving any tabs inside one. Updates for better support and functionality. For all updates and source code, visit https://github.com/benjawoman/timely-tab-terminator

DISCLAIMER: This extension was generated using AI. I am not a professional software developer, and I encourage you to review the source code if you're able to interpret it before installing this extension.