services: ghost-dev: environment: # Route Ghost transactional/test emails via Mailgun SMTP instead of Mailpit. # Values come from the host environment/.env file. mail__transport: SMTP mail__options__host: smtp.mailgun.org mail__options__port: 587 mail__options__auth__user: ${MAILGUN_SMTP_USER} mail__options__auth__pass: ${MAILGUN_SMTP_PASS}