Add Game of Sim interactive

Port the Game of Sim from https://game-of-sim.lovable.app/ to the games theme.

src/pages/theme-pages/Games.tsx

@@ -1,11 +1,13 @@
-import ComingSoon from "@/components/ComingSoon";
+import Layout from "@/components/Layout";
+import GamesGallery from "@/components/GamesGallery";
 
 const Games = () => {
   return (
-    <ComingSoon 
-      title="Educational Games"
-      description="Learn through play with educational games that reinforce computer science and mathematical concepts. Interactive challenges that make learning engaging and memorable."
-    />
+    <Layout>
+      <div className="container mx-auto px-4 py-8">
+        <GamesGallery />
+      </div>
+    </Layout>
   );
 };