# Server
PORT=3000
NODE_ENV=development
LOG_LEVEL=debug
# Database
DATABASE_URL=postgres://username:password@localhost:5432/mcp_blockchain
# Redis (optional)
REDIS_URL=redis://localhost:6379
# JWT
JWT_SECRET=your-jwt-secret-change-this
JWT_EXPIRES_IN=1d
# Blockchain
INFURA_API_KEY=your-infura-api-key
ETHERSCAN_API_KEY=your-etherscan-api-key
DEFAULT_NETWORK=sepolia
# Web DApp
WEB_DAPP_URL=http://localhost:3001
# Rate limiting
RATE_LIMIT_WINDOW_MS=60000
RATE_LIMIT_MAX=100