# Stripe STRIPE_SECRET_KEY=sk_test_your_key_here STRIPE_PUBLISHABLE_KEY=pk_test_your_key_here STRIPE_WEBHOOK_SECRET=whsec_your_webhook_secret_here # Server PORT=3000 NODE_ENV=production LOG_LEVEL=info # Pi Deployment PI_HOST_1=192.168.1.100 PI_HOST_2=192.168.1.101 PI_HOST_3=192.168.1.102 PI_USER=pi PI_DEPLOY_PATH=/opt/blackroad PI_SSH_KEY=~/.ssh/id_ed25519 # Health Check DEPLOY_URL=http://localhost:3000 HEALTH_CHECK_INTERVAL=30000 # Database (optional - for persistent billing state) DATABASE_URL=sqlite:./data/blackroad.db