docs: @Restricted(DoNotUse.class) // WebOnly
      public HttpResponse doIncompleteInstallStatus() {
          try {
          Map<String,String> jobs = InstallUtil.getPersistedInstallStatus();
          if(jobs == null) {
              jobs = Collections.emptyMap();
          }
              return HttpResponses.okJSON(jobs);
          } catch (Exception e) {
              return HttpResponses.errorJSON(String.format("ERROR: %s", e.getMessage()));
          }
      }