return function.apply(
                  closer,
                  peeker.getDone(future1),
                  peeker.getDone(future2),
                  peeker.getDone(future3),
                  peeker.getDone(future4),
                  peeker.getDone(future5));
            }

            @Override
            public String toString() {

   *         .call(
   *             () ->
   *                 new UsageHistory(
   *                     username,
   *                     Futures.getDone(loginDateFuture),
   *                     Futures.getDone(recentCommandsFuture)),
   *             executor);
   * }
   *
   * @since 20.0
   */
  @GwtCompatible
  public static final class FutureCombiner<V extends @Nullable Object> {

    }

    private static boolean isDockerAvailable() {
        try {
            // Check if we're in CI environment (GitHub Actions specifically)
            String ci = System.getenv("CI");
            String githubActions = System.getenv("GITHUB_ACTIONS");
            boolean isCI = "true".equals(ci) || "true".equals(githubActions);

            // First, check if docker command is available