New Twiddle

components.my-component\.js

import Component from '@glimmer/component';
import { inject as service } from "@ember/service";
import { action } from "@ember/object";
import { later } from "@ember/runloop";
import { tracked } from "@glimmer/tracking";

export default class extends Component {
  @service iner;
  @tracked model;
  
  get someCoolname() {
     return this.args.model[0].name;
  }
  
  get names() {
  	return this.args.model.map(person => person.name);
  }
  
  @action
  triggerUpdate() {
  	this.iner.change()
    this.args.model[0].name = "Tyler";
    later(() => {
      console.log(this.args.model[0].name);
      console.log("Value is " + this.iner.value);
    }, 2000);
  }
}

controllers.application\.js

import Controller from '@ember/controller';

export default class ApplicationController extends Controller {
  appName = 'Ember Twiddle';
}

routes.application\.js

import Route from '@ember/routing/route';

export default Route.extend({
  model() {
  	return [
      {
    		name: "Dusan"
    	},
      {
        name: "Max"
      }
    ]
  }
});

services.iner\.js

import Service from '@ember/service';
import { later } from "@ember/runloop";
import { tracked } from "@glimmer/tracking";

export default class extends Service {
  @tracked value = "dux"
  
  change() {
		later(() => this.set("value", "max"), 2000);
  }
}

templates.application\.hbs

<h1>Welcome to {{this.appName}}</h1>
<br>
<br>
{{my-component model=model}}
<br>
<br>

templates.components.my-component\.hbs

{{someCoolname}} <a href="#" {{action triggerUpdate}}> do it </a>

{{#each names as |name|}}
	{{name}}
{{/each}}

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": "3.18.1",
    "ember-template-compiler": "3.18.1",
    "ember-testing": "3.18.1"
  },
  "addons": {
    "@glimmer/component": "1.0.0"
  }
}