DATABASE_URL=postgresql://whatssender:whatssender123@localhost:5432/whatssender
JWT_SECRET=your-secret-key-change-in-production-min-32-chars
CORS_ORIGINS=http://localhost:3000,http://localhost:5173

# Google OAuth
GOOGLE_CLIENT_ID=your-google-client-id.apps.googleusercontent.com
GOOGLE_CLIENT_SECRET=your-google-client-secret
GOOGLE_REDIRECT_URI=http://localhost:8000/api/imports/google/callback
# Generate Fernet key: python -c "from cryptography.fernet import Fernet; print(Fernet.generate_key().decode())"
GOOGLE_TOKEN_ENCRYPTION_KEY=your-fernet-key-base64-44-chars

# WhatsApp Provider
WHATSAPP_PROVIDER=mock  # mock, cloud, or telegram
WHATSAPP_CLOUD_ACCESS_TOKEN=your-whatsapp-cloud-api-token
WHATSAPP_CLOUD_PHONE_NUMBER_ID=your-phone-number-id
WHATSAPP_WEBHOOK_VERIFY_TOKEN=your-webhook-verify-token-random-string

# Telegram Provider (for testing)
TELEGRAM_BOT_TOKEN=your-telegram-bot-token-from-botfather

# Rate Limiting
MAX_MESSAGES_PER_MINUTE=20
BATCH_SIZE=10
DAILY_LIMIT_PER_CAMPAIGN=1000