ContextIndex.js

import 'regenerator-runtime/runtime';

import { PhotosProvider } from './contexts';
import Container from 'components/Container';
import ContextPhotoListContainer from './ContextPhotoListContainer';

import { render } from 'react-dom';

render(
  <PhotosProvider>
    <Container>
      <ContextPhotoListContainer />
    </Container>
  </PhotosProvider>,
  window.document.getElementById('root'),
);