code: @Setup(Level.Trial)
      public void setupFeatureManager() {
          FeatureManager featureManager = new FeatureManagerBuilder()
                  .featureEnums(SystemPropertyActivationStrategyFeatures.class)
                  .stateRepository(new InMemoryStateRepository())
                  .userProvider(new NoOpUserProvider())
                  .build();
          // set up the toggle activation state
          StaticFeatureManagerProvider.setFeatureManager(featureManager);
          manager = featureManager;
  
          FeatureState propertBasedFeatureState = new FeatureState(SystemPropertyActivationStrategyFeatures.SYSTEM_BASED_FEATURE)
              .setEnabled(true)
              .setStrategyId(SystemPropertyActivationStrategy.ID)
              .setParameter(SystemPropertyActivationStrategy.PARAM_PROPERTY_NAME, "foo.bar")
              .setParameter(SystemPropertyActivationStrategy.PARAM_PROPERTY_VALUE, "true");
  
  
          manager.setFeatureState(propertBasedFeatureState);
  
  
      }
docs: create an in-memory state repository for our feature