docs: public static void waitForAppStart(String appName, String className, LibertyServer server) {
          LOG.info("Setup : wait for the app startup complete (CWWKZ0001I) message for " + appName);
  
          String appStarted = server.waitForStringInLog("CWWKZ0001I.* " + appName, APP_STARTUP_TIMEOUT);
          if (appStarted == null) {
              Assert.fail(className + ": application " + appName + " failed to start within " + APP_STARTUP_TIMEOUT +"ms");
          }
      }