turn-based

It would be nice to have an option to pass G and ctx into the redact option in a long form move. The undoable property already has this option, so it should be fairly easy to implement. So it would looke like...

B: {
  move: (G, ctx, ...args) => {},
  redact: true/false or (G, ctx) => {},
},

For my particular use case, I have moves in my game that should normally show

Rename current ancient realms to old realms. This would allow creating actual ancient realms which have left ancient artefacts behind.

Expand the available list of system metrics. Around 10-15 new metrics (the most useful we can think of) is a good start.