@Override
  protected void configure() {
    super.configure();
    bind(JobStore.class).to(GoogleJobStore.class);
    bind(AppCredentialStore.class).to(GoogleAppCredentialStore.class);
  }
Return the {@link Environment} we are running in based on our convention of Project ID's ending
in "-" followed by lower-case environment name.

<p>Throws {@link IllegalArgumentException} if projectId does not have a valid environment
suffix.
extensions/cloud/portability-cloud-google/src/main/java/org/datatransferproject/cloud/google/GoogleCloudExtensionModule.java