refactor: separate React views, Redux snapshots and Three.js runtime

src/pages/game/GameDialogs.jsx

@@ -0,0 +1,21 @@
+import { PaymentPanel } from './PaymentPanel.jsx';
+import { MapDialog } from './MapDialog.jsx';
+import { ShopDialog } from './ShopDialog.jsx';
+import { RealIntroDialog } from './RealIntroDialog.jsx';
+import { InstallDialog } from './InstallDialog.jsx';
+import { UpdateNotice } from './UpdateNotice.jsx';
+import { EndDialog } from './EndDialog.jsx';
+/** Composes independently managed game dialogs. */
+export function GameDialogs(props) {
+  return (
+    <>
+      <PaymentPanel {...props} />
+      <MapDialog {...props} />
+      <ShopDialog {...props} />
+      <RealIntroDialog {...props} />
+      <InstallDialog {...props} />
+      <UpdateNotice {...props} />
+      <EndDialog {...props} />
+    </>
+  );
+}