Confirm Site Builds Correctly

[jayfo]

Building the site involves a lot of versions and dependencies.

Let's confirm everybody can build per README.md, successfully executing a yarn export.

• [x] Confirm Jesse can build.
• [x] Confirm Katelyn can build.
• [x] Confirm at least one person can build on a Mac.

[Mooniem]

Confirmed! I can build it on a Mac