prevent form submit on enter key

application.controller.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName:'Ember Twiddle',
  actions: {
  	prevent(e) {
      console.log("here we are");
      e.preventDefault();
      return false;
    },
  },
});

application.template.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<form method="POST" action="/test_test_test">
{{input enter="prevent"}}
</form>
<br>
<br>

twiddle.json

{
  "version": "0.4.16",
  "EmberENV": {
    "FEATURES": {}
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.1.0",
    "ember-data": "2.1.0",
    "ember-template-compiler": "2.1.0"
  }
}