nested todos

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  features: [
    {
      id: 1,
      title: 'Feature 1',
      todos: [
      	{
          id:1,
          title: 'ticket 1'
        }
      ]
    },
    {
      id: 1,
      title: 'Feature 2',
      todos: []
    },
  ]
});

application.template.hbs

<h1>Welcome to {{appName}}</h1>

{{#each features as |feature|}}
	
{{/each}}

twiddle.json

{
  "version": "0.5.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.2.0/ember.debug.js",
    "ember-data": "https://cdnjs.cloudflare.com/ajax/libs/ember-data.js/2.2.0/ember-data.js",
    "ember-template-compiler": "https://cdnjs.cloudflare.com/ajax/libs/ember.js/2.2.0/ember-template-compiler.js"
  }
}