feat: initial project setup for AniKatoAPI

- Express.js server with Vercel deployment support
- Complete API endpoints for anikototv.to anime data
- Home, search, info, episodes, stream, schedule endpoints
- Category filtering and genre support
- Caching system with 5-minute TTL
- CORS configuration
- Public documentation page
- Docker and Render deployment configs
- MIT License

.env.example

@@ -0,0 +1,5 @@
+# Origins you want to allow
+ALLOWED_ORIGINS=https://site1.com,https://site2.com
+
+# Port (optional, defaults to 4444)
+PORT=4444