That sounds wonderful. I am encouraging presenters (and participants) explore how the platform here renders many web addresses as embedded media or web site previews, by simply putting a URL on a blank link (see more details).
Public viewable Google docs, slides, spreadsheets do this nicely, here’s an example that I just pasted a URL on a blank line
Also, for making templates, maybe the most golden tip is the one where a sharing link is turned into one that prompts to create a copy in their own drive. I learned it from Alice Keeler: