Emoji Not Rendering on Eleventy API Explorer Demo

[andy-bond]

I was thinking about using this tool to generate OpenGraph images for my site htttps://andy.bond and was testing how it would look.

When I go to: https://api-explorer.11ty.dev/?url=https%3A%2F%2Fandy.bond%2F And then scroll down to the OpenGraph Viewport area, I see this:

On my website, those boxes are emojis:

I'm not sure if this is a known issue or not so figured I would report it just in case! Thanks for 11ty! :)

EDIT:

I didn't realize that I was looking at an example under the 11ty/api-screenshot heading - sorry if I put this issue in the wrong place!