Define the database schema for the app

[jkleiber]

Summary Define the database schema for the app. Mainly tables and columns and how they relate to each other.

We will be using a Postgres database, so take that into account

Work Scope

• [ ] Create a markdown file that explains how the database is laid out. Perhaps a good place to start with this would be a google spreadsheet.

[jkleiber]

This would have been good, but is now overcome by events