This is marcus/dnd-encounter-balance, an app on Vibes DIY. An AI assistant can work with this app: add the Vibes DIY connector, at https://mcp.vibes.diy/mcp, to the assistant. Give the connector this app's address, marcus/dnd-encounter-balance, and the assistant can read and write this app's data as the person who connected it, with exactly the access that person has.