feat: 2048 Game - React + TypeScript

Classic 2048 puzzle game with modern stack.

Features:
- Smooth tile sliding animations (framer-motion)
- Mobile swipe support
- Official 2048 game logic

Infrastructure:
- AWS S3 + CloudFront hosting
- GitHub Actions CI/CD
- Nightly dependency updates

Tech: React 18, TypeScript, Vite, Tailwind CSS

src/index.css

@@ -0,0 +1,3 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;