module-copy.js

import Module from './module';

export default Module.extend({
});

module.js

import Ember from 'ember';
import Contentful from 'ember-data-contentful/models/contentful';
import attr from 'ember-data/attr';
import { hasMany } from 'ember-data/relationships';

const {
  computed,
  get
} = Ember;

export default Contentful.extend({
  title: attr('string')
  images: hasMany('contentful-asset'),
  
  moduleType: computed('contentType', function() {
    return get(this, 'contentType') ? `${get(this, 'contentType').dasherize()}` : null;
  })
});

page.hbs

<h1>{{model.title}}</h1>

{{#each model.modules as |module|}}
  {{component module.moduleType model=module}}
{{/each}}

page.js

import Contentful from 'ember-data-contentful/models/contentful';
import attr from 'ember-data/attr';

export default Contentful.extend({
  title: attr('string')
  modules: hasMany('module')
});