v0.4.0 — multiplayer Phases 0 and 1: seat and player split apart, turn state per player, the page behind a Session, and eight seat/player mix-ups fixed with tests that fail without them

test/advance.test.ts

@@ -586,7 +586,7 @@ describe('X18 Circus Train — a point for standing still', () => {
     s.trays.set('circus', {
       id: 'circus', trainNumber: 18, trainIsExtra: true, engineAt: 0,
       consist: [], direction: 'east',
-      position: { at: 'grid', owner: 0, coord: { row: -1, col: 0 } },
+      position: { at: 'grid', seat: 0, coord: { row: -1, col: 0 } },
       movesUsed: 0,
     } as never);
     // A card under it, so the crew is somewhere real rather than off the grid.