didMount.js

class App extends Component {
  state = { images: [
    { name: '', url:''  }
  ]}

 componentDidMount() {//1
    fetch('/frames')//2
      .then(res => res.json())//3
      .then(data => this.setState({ images: data }))//4
      .catch(error => console.log(error));
  }


  render() {
    return (
      <div className="App" }>
        {this.state.images.map(
          (frame,i) =>
          <div key={i} >
            <img src={frame.url} alt={"figma component"}/>
            <p>{frame.name}</p>
          </div>
        )}
      </div>
    )
  }
}