New Twiddle

controllers.application\.js

import Controller from '@ember/controller';
import {inject as service} from '@ember/service';

export default class ApplicationController extends Controller {
	store: service();
  
  appName = 'Ember Twiddle';


	actions = {
  	save() {
  		console.log('test')
      this.store.createRecord('person', {name: 'Test Person'});
      this.store.createRecord('project', {name: 'Test Project'});
  	}
	}  
}

models.persons\.js

import DS from 'ember-data';
/*
import attr from 'ember-data/attr';
import { belongsTo, hasMany } from 'ember-data/relationships';
*/

export default class extends DS.Model {
  name = DS.attr()
}

models.projects\.js

import DS from 'ember-data';
/*
import attr from 'ember-data/attr';
import { belongsTo, hasMany } from 'ember-data/relationships';
*/

export default class extends DS.Model {
  name= DS.attr()
  creator= DS.belongsTo('person', {inverse: null})    
}

templates.application\.hbs

<h1>Welcome to {{this.appName}}</h1>
<br>
<br>
{{outlet}}
<button onClick={{action 'save'}}>Save</button>
<br>
<br>

twiddle\.json

{
  "version": "0.17.1",
  "EmberENV": {
    "FEATURES": {},
    "_TEMPLATE_ONLY_GLIMMER_COMPONENTS": false,
    "_APPLICATION_TEMPLATE_WRAPPER": true,
    "_JQUERY_INTEGRATION": true
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.5.1/jquery.js",
    "ember": "3.2.2",
    "ember-template-compiler": "3.2.2",
    "ember-testing": "3.2.2"
  },
  "addons": {
    "@glimmer/component": "1.0.0",
    "ember-data": "3.2.2"
  }
}