Discussed in Discord. This adds a tooltip indicator when the user clicks the share button.
See video (in the video it looks like on hover, but its actually on click):

https://github.com/user-attachments/assets/736d988c-6084-4f9d-b055-58ab6b72c87c

Also fixed up pathing for the playground templates, again. Its like I've never heard of relative links before..