remodal with ember-confirmed and concurrency tasks

components.my-modal.js

import Ember from 'ember';
import { task } from 'ember-concurrency';

export default Ember.Component.extend({
  tagName: '',
  
  openModal: task(function* () {
    let { reason } = yield this.modalManager.open();
    return reason;
  }).drop()
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

templates.application.hbs

{{#my-modal as |reason actions|}}
  <button {{action actions.openModal}}>Open Modal</button>
  {{#if reason}}
    <p>Last modal was {{reason}}</p>
  {{/if}}
{{/my-modal}}

templates.components.my-modal.hbs

{{#ember-remodal-redux
    registerModalManager=(action (mut this.modalManager))
    as |modal resolve|}}
  <p>This is my fancy modal!</p>
  <p>Do you like it?</p>
  <div class="modal-actions">
    <button {{action resolve "confirm"}}>Yes</button>
    <button {{action resolve "reject"}}>No</button>
  </div>
{{/ember-remodal-redux}}

{{yield this.openModal.lastSuccessful.value (hash openModal=(perform this.openModal))}}

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "ENV": {
    "APP": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.4.3",
    "ember-template-compiler": "3.4.3",
    "ember-testing": "3.4.3"
  },
  "addons": {
    "ember-concurrency": "latest",
    "ember-confirmed": "latest",
    "ember-remodal": "latest"
  }
}