# Server Configuration PORT=3001 NODE_ENV=development CORS_ORIGIN=http://localhost:3000 # Security JWT_SECRET=your-super-secret-jwt-key-change-in-production # Database Configuration REDIS_URL=redis://localhost:6379 REDIS_KEY_PREFIX=gaplace: POSTGRES_HOST=localhost POSTGRES_PORT=5432 POSTGRES_DB=gaplace POSTGRES_USER=gaplace POSTGRES_PASSWORD=password # Rate Limiting RATE_LIMIT_PIXELS_PER_MINUTE=60 RATE_LIMIT_PIXELS_PER_HOUR=1000 RATE_LIMIT_CURSOR_PER_SECOND=10 # Canvas Configuration MAX_CANVAS_SIZE=10000 DEFAULT_CANVAS_SIZE=1000 CHUNK_SIZE=64 # Logging LOG_LEVEL=info