Ledgers close with an over line, so the digest can say who won

Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_0141G6xqLeNRYEtviLWSB5Up

server/src/rooms.ts

@@ -166,6 +166,7 @@ export class Rooms {
 			const actor = room.state.timeStops[0];
 			this.commit(room, { t: 'turn', at: Date.now(), inputs: { [actor]: chooseBotTurn(room.state, actor) } });
 		}
+		if (room.state?.over) this.commit(room, { t: 'over', at: Date.now(), winner: room.state.over.winner, reason: room.state.over.reason });
 	}
 
 	view(room: Room, seatId: WizardId): RoomView {
@@ -228,6 +229,8 @@ function apply(room: Room, line: LedgerLine): void {
 			room.state = resolveTurn(room.state, line.inputs);
 			room.pending = {};
 			break;
+		case 'over':
+			break;
 	}
 }
 

server/src/store.ts

@@ -10,7 +10,9 @@ export type LedgerLine =
 	| { t: 'room'; id: string; seats: number; createdAt: number }
 	| { t: 'seat'; id: WizardId; name: string; token: string; bot: boolean }
 	| { t: 'start'; seed: number }
-	| { t: 'turn'; at: number; inputs: Record<WizardId, TurnInput> };
+	| { t: 'turn'; at: number; inputs: Record<WizardId, TurnInput> }
+	/** Written after the turn that ends the duel, for anything that reads ledgers without the engine. */
+	| { t: 'over'; at: number; winner: WizardId | null; reason: string };
 
 export class Store {
 	constructor(private dir: string) {