Merge pull request #283 from chesslablab/issue/281-Make-the-server-re…

…spond-with-the-dead-position-draw-rule-value

Responded with the dead position draw rule value

src/Game/Game.php

@@ -152,6 +152,7 @@ public function state(): object
             'isStalemate' => $this->board->isStalemate(),
             'isFivefoldRepetition' => $this->board->isFivefoldRepetition(),
             'isFiftyMoveDraw' => $this->board->isFiftyMoveDraw(),
+            'isDeadPositionDraw' => $this->board->isDeadPositionDraw(),
             'mode' => $this->getMode(),
         ];
     }