Sendgrid

1. Create a SendGrid account (https://signup.sendgrid.com/)

2. Go to Settings -> API keys and create an API key

3. Copy API key to your .env file into the SENDGRID_API_KEY field

4. Go to Settings -> Sender Authentication and verify a single sender

5. Copy the verified E-Mail to your .env file into the SENDGRID_EMAIL field

This app is required for Workflows