docs: public Map<String, String> build() {
      NullAllowingImmutableMap.Builder<String, String> builder = NullAllowingImmutableMap.builder(3);
      // add compression (if configured) and driver name and version
      String compressionAlgorithm = context.getCompressor().algorithm();
      if (compressionAlgorithm != null && !compressionAlgorithm.trim().isEmpty()) {
        builder.put(Startup.COMPRESSION_KEY, compressionAlgorithm.trim());
      }
      return builder
          .put(DRIVER_NAME_KEY, getDriverName())
          .put(DRIVER_VERSION_KEY, getDriverVersion())
          .build();
    }