New Twiddle

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle',
  filter: 'coo',
  chores: [
      { name: 'cook', done: true },
      { name: 'clean', done: true },
      { name: 'write more unit tests', done: false }
    ],
  remainingChores: Ember.computed.filter('chores', function(arr){
    return this.filter === '' || arr.name.includes(this.filter);
  })
  
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
{{#each remainingChores as |ch|}}{{ch.name}}<br>{{/each}}

<br>
boo
<br>

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "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-data": "3.4.2"
  }
}