App = Ember.Application.create({});

App.IndexRoute = Ember.Route.extend({
  setupController: function(controller) {
    controller.set('content', ['red', 'yellow', 'blue']);
  }
});
App = Ember.Application.create();

App.Router.map(function() {
  // put your routes here
});

App.IndexRoute = Ember.Route.extend({
  model: function() {
    return ['red', 'yellow', 'blue'];
  }
});

Add router stub and clean up IndexRoute
Add router stub and clean up IndexRoute