message: Fix loading article that has cover image
diff: @@ -23,7 +23,11 @@ readdirSync(path.join(__dirname, './images')).forEach(filename => {
  factory.addResource('content-types', 'articles')
  .withAttributes({
  - defaultIncludes: ['cover-image']
  + fieldsets: {
  + isolated: [
  + { field: 'cover-image' , format: 'embedded' }
  + ]
  + }
  })
  .withRelated('fields', [
  factory.addResource('fields', 'name').withAttributes({fieldType: '@cardstack/core-types::string'}),
  