Merge branch 'm8/mafia' into codex/owner/grp_discord_joke-app

# Conflicts:
#	apps/server/src/rooms/room.ts
#	apps/web/src/games/registry.ts
#	apps/web/src/lib/catalog-ui.ts
#	e2e/games.e2e.ts
#	packages/engine/src/types.ts
#	packages/games/src/index.ts
#	packages/shared/src/catalog.ts

apps/web/src/pages/GamesPage.tsx

@@ -9,10 +9,12 @@ export default function GamesPage() {
     <main className="page">
       <h1>게임 목록</h1>
       <GameGrid games={catalog.filter((g) => g.available)} />
-      <section className="stack">
-        <h2>곧 나와요</h2>
-        <p className="muted">{UPCOMING.join(' · ')}</p>
-      </section>
+      {UPCOMING.length > 0 && (
+        <section className="stack">
+          <h2>곧 나와요</h2>
+          <p className="muted">{UPCOMING.join(' · ')}</p>
+        </section>
+      )}
     </main>
   );
 }