TODO.md

• solidify access system
  • create a RoleHasPermission trait where Role (global, company) implement the can() function
  • create a CanAccess trait, which objects with roles (users, members) implement and just requires retuning a set of roles implementing RoleHasPermission
• when processing EconomicEvents, moved Costs can be higher than the source Costs, resulting in "zeroing out" the source costs.
  • should this be allowed?
    • no