Create a SendGrid account
Generate an API key
Navigate to Settings -> API Keys and create a new API key.
Add API key to .env
Copy the generated API key and add it to your .env file under the field: Verify a sender email
Go to Settings -> Sender Authentication and verify a single sender.
Add verified email to .env
Copy the verified email address and add it to your .env file under the field:
This app is required for Workflows