code: function getOverriddenEmail(email: string): string {
    if (!cfg.email.devEmail) {
      throw new Error("Email failed to send: cfg.email.devEmail is not set");
    }
    const devEmailParts = cfg.email.devEmail.split("@");
    return `${devEmailParts[0]}+${email.replace("@", ".at.")}@${
      devEmailParts[1]
    }`;
  }
docs: Helper function to add original email address
  To the DEV email so engineers can see who it would
  Have been sent to
  
  @param {String} devEmail
  @param {String} email