In this screenshot, I have 5 selected tabs
But if I click add to queue, only one tab is added to the queue
And that seems to be only the one that was actually right-click on
I didn't even know it was possible to select multiple tabs, I'm not sure if adding multiple ones is possible at all (maybe using the tabs API I can see which ones are selected), but I'll look into it.
Example,
In this screenshot, I have 5 selected tabs But if I click add to queue, only one tab is added to the queue And that seems to be only the one that was actually right-click on