Cross-Site Script Inclusion

export default class App extends React.Component {
  state = {
    message: 'Welcome, new user! Fetching your data...',
    apiKey:  '{{INSERT_API_KEY_HERE}}'
  };

  componentDidMount() {
    // Load in data using the pre-populated API key.
    fetch('/api/profile', {
      headers: {
        'Authorization' : 'Basic ' +base64.encode(this.state.apiKey + ":")
      }})
      .then(loadWelcomePage);
  }

  render() {
    return (
      <div className="component-app">
        <Message value={this.state.message} />
      </div>
    )
  }
}