Users
  - id
  - name
  
  (part of django auth)
  
GMs
  - user
  - campaign
  
  # A GM is a user linked to a campaign. They get extra priovs on that campaign
  
Characters
  - id
  - owner (user-id)
  - campaing (campaign id)
  - game system?

Campaign
  - id
  - name
  - game system
  
Campaign-Players
  - campaign id
  - user id  
  
Game System
  - id
  - name


A character is owned by a user and is part of a campaign

A campaign has one or more gms and zero or more players

A user may view characters they own, or if they are a gm then characters that are part of one of their campaigns
 
 
Permissions