Some settings

templates/game/index.html.twig

@@ -12,6 +12,16 @@
 <h1>{{ 'game.h1'|trans }}</h1>
 <p>{{ 'game.description'|trans }}</p>
 <div class="game1-banner">Game 1 assets are active. Enjoy the challenge!</div>
+
+{# Hidden config element read by assets/game1.js #}
+<div id="mercure-config"
+     data-mercure-public-url="{{ mercure_public_url|e('html_attr') }}"
+     data-topic="{{ (mercure_topic_base ~ '/game/hub')|e('html_attr') }}"
+     data-api-ping-url="{{ path('game_api_ping')|e('html_attr') }}"
+     data-api-echo-url="{{ path('game_api_echo')|e('html_attr') }}"
+     style="display:none">
+</div>
+
 <p><a href="{{ path('website_home') }}">{{ 'link.back_to_website'|trans }}</a></p>
 {% endblock %}