Update Chicago Driesnote repo to include demo prompts
## Problem/motivation
We have the repo for the Chicago Driesnote:
https://github.com/fosterinteractive/c2026/
but the demo prompts aren't included.
## Solution
Pull out the minimum prompt info from the "Chicago DriesNote Brainstorm / AI CMS Comparison" Google doc and add to a file in the repo.
## Tasks
- Review Google doc and extract best prompt info
- Add prompts to an md file in the repo
issue