const client = new ApolloClient({
    uri: clientUrl,
  request: async operation => {
        const token = How_do_i_set_this <-- ???
        console.log('token in request', token)
    operation.setContext({
      headers: {
        authorization: token ? `Bearer ${token}` : ''
      }
    });
    }
});

const App = () => (
    <DashAppHolder>
        <ApolloProvider client={client}>
            <Provider store={store}>
                <PublicRoutes history={history} />
            </Provider>
        </ApolloProvider>
    </DashAppHolder>
);