Provide a shared notes area for in-person workshops to replace Zoom chat

[aculich]

today's google doc:
https://docs.google.com/document/d/1uq2lCSk9PEvu02mwXvZF8vEXaTkX4UkejQ4yXoLJAV4/edit#

[aculich]

When teaching workshops in-person we need a better way to be able to share links with people, collect attendance, and provide a place where people can type in their questions or add to shared notes together.