* and then replacing the original file upon successful commit.
     */
    protected class StemmerOverrideUpdater implements Closeable {

        /** A flag indicating whether the changes have been committed. */
        protected boolean isCommit = false;

        /** The temporary file to write changes to. */
        protected File newFile;

        /** The writer for the temporary file. */

            // This is a critical security vulnerability. The ID token should be validated
            // to ensure it was issued by the expected OpenID Connect provider and has not been tampered with.
            // TODO: Implement JWT signature validation using the provider's public key

            final Map<String, Object> attributes = new HashMap<>();