DATABASE_URI=mongodb://127.0.0.1/your-database-name PAYLOAD_SECRET=YOUR_SECRET_HERE # Public URL of the running app (used by the game tick script to notify clients) APP_URL=http://localhost:3000 # Secret that guards the /api/game-tick/notify endpoint. The game tick script # sends this header so connected clients refresh after each tick. GAME_TICK_NOTIFY_SECRET=YOUR_GAME_TICK_NOTIFY_SECRET