The keeper can bring back a seat a browser lost: a new token on the ledger, the old one refused, and a link that carries it in the fragment, minted by <slug>-reseat.sh through a /keeper door Caddy does not proxy; a spectator at a game in play is told both ways back, and the hall asks before forgetting a game in play

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01MbtUPJ24P6vc6tE1x6RS3m

template/server/src/rooms.test.ts

@@ -35,6 +35,30 @@ describe('rooms', () => {
 		expect(() => rooms.submit(room, ann, { pick: 4 }, 0)).toThrow(/already been played/);
 	});
 
+	it('gives a seat a new token at the keeper\'s word: the old one opens nothing, and a restart keeps the change', () => {
+		const { rooms, room, bo } = table();
+		const phrase = rooms.transfer(room, bo).phrase;
+		const { seat, token } = rooms.reseat(room, 'B');
+		expect(seat.name).toBe('Bo');
+		expect(rooms.seatOf(room, token).id).toBe('B');
+		expect(() => rooms.seatOf(room, bo)).toThrow(/opens no seat/);
+		// A phrase minted with the old token carries nothing now.
+		expect(() => rooms.claim(phrase)).toThrow(/unknown or has expired/);
+		const reopened = new Rooms(game, new Store(dir)).get(room.id);
+		expect(rooms.seatOf(reopened, token).id).toBe('B');
+		expect(() => rooms.seatOf(reopened, bo)).toThrow(/opens no seat/);
+	});
+
+	it('re-seats only a person, and says when each person last acted', () => {
+		const { rooms, room, ann } = table();
+		expect(() => rooms.reseat(room, 'Z')).toThrow(/No person sits/);
+		rooms.submit(room, ann, { pick: 5 }, 0);
+		const seats = rooms.seatsForKeeper(room);
+		expect(seats.map((s) => [s.id, s.name])).toEqual([['A', 'Ann'], ['B', 'Bo']]);
+		expect(seats[0].lastActed).toBeGreaterThan(0);
+		expect(seats[1].lastActed).toBeNull();
+	});
+
 	it('leaves a room with an unreadable ledger unloaded and opens the rest', () => {
 		const { room } = table();
 		appendFileSync(join(dir, 'ZZZZ.jsonl'), '{"t":"room","id":"ZZZZ","seats":2,"createdAt":1,"options":{}}\n{"t":"seat", torn');