render = (messages) => {
  ReactDOM.render(
    <Provider store={store}>
      <LanguageProvider messages={messages}>
        <Router
          history={history}
          routes={rootRoute}
          render={
            // Scroll to top when going to a new page, imitating default browser
            // behaviour
            applyRouterMiddleware(useScroll())
          }
        />
      </LanguageProvider>
    </Provider>,
    document.getElementById('app')
  )
}
app.js

This is the entry file for the application, only setup and boilerplate
code.