Verify native zero-marker battle continuation

tests/native-world-no-field-runtime.test.ts

@@ -210,6 +210,23 @@ void test('a concealed native zero marker with no reserves creates public battle
     'The removed zero marker creates no physical native presence after reveal.');
   assert.deepEqual(inventory(game),originalInventory);
   homeworldGameIntegrity(game);
+
+  // Resolve the native Homeworld's actual Traitor decision and shared final
+  // opportunity, rather than stopping when the zero marker is revealed.
+  game = applyAction(game,owner,{type:'traitorCall',call:false});
+  while (game.battle?.outcomeWindow && !game.battle.outcomeWindow.closed) {
+    const window = game.battle.outcomeWindow;
+    const actor = [window.attacker,window.defender].find(id=>!window.ready.includes(id));
+    assert.ok(actor, 'The final battle opportunity must have an unfinished combatant');
+    game = applyAction(game,actor,{type:'battleOutcomeReady',event:window.event});
+  }
+  assert.equal(game.battle,null, 'The zero-reserve native battle must finish');
+  assert.equal(game.lastBattleContext!.territory,native);
+  assert.equal(player(game,owner).noField!.deployed,null);
+  assert.equal(player(game,owner).reserves,0);
+  assert.deepEqual(group(game,native),{normal:0,elite:0});
+  assert.deepEqual(inventory(game),originalInventory);
+  homeworldGameIntegrity(game);
 });
 
 void test('all four legal bot profiles offer a foreign-to-native concealed marker return', () => {