How to use the @sanity/webpack-integration/v3.getPartLoader function in @sanity/webpack-integration

},
            {
              use: isProd
                ? ExtractTextPlugin.extract({use: [cssLoader, postcssLoader]})
                : [resolve('style-loader'), cssLoader, postcssLoader]
            }
          ]
        },
        {
          test: /\.(jpe?g|png|gif|svg|webp|woff|woff2|ttf|eot|otf)$/,
          use: {
            loader: resolve('file-loader'),
            options: {name: 'assets/[name]-[hash].[ext]'}
          }
        },
        webpackIntegration.getPartLoader(wpIntegrationOptions)
      ]
    },
    profile: config.profile || false,
    plugins: [
      webpackIntegration.getEnvPlugin(wpIntegrationOptions),
      new webpack.ContextReplacementPlugin(/moment[/\\]locale$/, /en|nb/),
      webpackIntegration.getPartResolverPlugin(wpIntegrationOptions),
      cssExtractor,
      commonChunkPlugin
    ].filter(Boolean)
  }
}