Railway Email Service

Deploy a lightweight transactional email API on Railway.

Features

• JSON API endpoint for registration emails
• Health endpoint at /healthz
• Runtime configuration via environment variables
• Railway config as code via railway.toml

Required variables

PORT=8080
EMAIL_SERVICE_PROVIDER=gmail
EMAIL_HOST=smtp.gmail.com
EMAIL_CLIENT_USER=your-user@example.com
EMAIL_CLIENT_PASSWORD=your-app-password
EMAIL_CLIENT_FROM="Your App "

Production recommendations (Railway)

• Keep credentials only in Railway Variables
• Never commit .env files with real SMTP credentials
• Use app passwords or provider-specific API keys
• Monitor /healthz in Railway healthchecks