code: @RequestMapping(value = "configurations", method = RequestMethod.GET)
      public Resources<StashConfiguration> getConfigurations() {
          return Resources.of(
                  configurationService.getConfigurations(),
                  uri(on(getClass()).getConfigurations())
          )
                  .with(Link.CREATE, uri(on(getClass()).getConfigurationForm()))
                  .with("_test", uri(on(getClass()).testConfiguration(null)), securityService.isGlobalFunctionGranted(GlobalSettings.class))
                  ;
      }
docs: Gets the configurations