sekruse/hot-tab

AI Summary: Implement additional features for the Hot Tab Chrome extension to improve tab management. This includes adding functionality to locate and highlight pinned keys, automatically pin to the next free key, close pinned/unpinned tabs, navigate empty keysets, cycle through pins, and gather pinned tabs into the current window.

AI Summary: Modify the Hot Tab Chrome extension to handle the scenario where a user selects a pinned tab while a new tab is open. The user should be able to choose between using the new tab to load the pinned URL or closing the new tab after the pinned tab is activated.