config :email_service, EmailService.Mailer,
  adapter: Bamboo.SMTPAdapter,
  from: {
    "Your Name",
    "[email protected]"
  },
  server: "your-smtp.host.com",
  hostname: "your-smtp.host.com",
  port: "587",
  username: "your-smtp-user",
  password: "your-smtp-password",
  tls: :always,
  allowed_tls_versions: [:tlsv1, :"tlsv1.1", :"tlsv1.2"],
  ssl: false,
  retries: 1,
  # can be `true`
  no_mx_lookups: false