Multiple actions per turn

Allow a pattern of multiple actions per turn. Card options can "refund" an action to the player if they should be free, or zero out the remaining actions if they should force the turn to go directly to the simulation step.

cardsim/player.go

@@ -9,6 +9,9 @@ type Player[C StatsCollection] struct {
 	Deck             *Deck[C]
 	Hand             []Card[C]
 	HandLimit        int
+	ActionsPerTurn   int
+	ActionsRemaining int
+	PermanentActions []Card[C]
 	Rules            *RuleCollection[C]
 	Rand             rand.Rand
 	Turn             int