Save tabs as bookmarks

[javifernandez]

Is your feature request related to a problem? Please describe.
I'd be useful to save all the open tabs into the bookmarks folder

Describe the solution you'd like
In the tabs list dialog, I'd like to have a button to save the selected tabs so that they become bookmarks

Describe alternatives you've considered

Additional context
This is typically a feature available in most, if not all, the Desktop browsers but only available for mobile, as far as I know, in Chrome for Android.