text: import Component from '@ember/component';
  import ObjectProxy from '@ember/object/proxy';
  import classic from 'ember-classic-decorator';
  
  class MyProxy extends ObjectProxy {
    foo = 123;
    content = {};
  }
  
  @classic
  export default class Test extends Component {
    init() {
      super.init(...arguments);
      this.proxy = MyProxy.create();
    }
  }
  