code: public Cookie logInAndObtainJwtCookie(String testName, WebClient webClient, String protectedUrl, String username, String password) throws Exception {
          return logInAndObtainJwtCookie(testName, webClient, protectedUrl, username, password, JwtFatConstants.DEFAULT_ISS_REGEX);
      }
docs: Accesses the protected resource and logs in successfully, ensuring that a JWT SSO cookie is included in the result.