Confirm Writes

• Update fakeredis, other requirements
• add keyspace notifications for redis
• Add notifications for writing cards, in progress and confirmed
  • When confirmed write database.
• Added logging
• Added minigrid column to system history, minigrid card designed to work on minigrid it is written for
• Added card history pages
• Added plot for credit card history
• Added device info display, shows connected devices (Operator boxes)
• Update templates, hide in progress
• Added tests for Maintenance cards and history pages