# Server PORT=3001 NODE_ENV=development # Database DATABASE_URL=postgresql://user:password@localhost:5432/website_monitor # Redis REDIS_URL=redis://localhost:6379 # JWT JWT_SECRET=your-super-secret-jwt-key-change-this-in-production JWT_EXPIRES_IN=7d # Email (Sendgrid/SMTP) EMAIL_FROM=noreply@websitemonitor.com SMTP_HOST=smtp.sendgrid.net SMTP_PORT=587 SMTP_USER=apikey SMTP_PASS=your-sendgrid-api-key # App APP_URL=http://localhost:3000 API_URL=http://localhost:3001 # Rate Limiting MAX_MONITORS_FREE=5 MAX_MONITORS_PRO=50 MAX_MONITORS_BUSINESS=200 MIN_FREQUENCY_FREE=60 MIN_FREQUENCY_PRO=5 MIN_FREQUENCY_BUSINESS=1