boiler plate code

app/controllers/application.js

@@ -0,0 +1,6 @@
+import Controller from '@ember/controller';
+import { tracked } from '@glimmer/tracking';
+
+export default class ApplicationController extends Controller {
+  @tracked taskList = ['Task 1', 'Task 2', 'Task 3'];
+}

app/templates/application.hbs

@@ -1,7 +1,11 @@
 {{page-title "TodoList"}}
 
-{{! The following component displays Ember's default welcome message. }}
-<WelcomePage />
-{{! Feel free to remove this! }}
+<h1>Todo List</h1>
+
+{{#each this.taskList as |task|}}
+  <div>
+    {{task}}
+  </div>
+{{/each}}
 
 {{outlet}}

tests/unit/controllers/application-test.js

@@ -0,0 +1,12 @@
+import { module, test } from 'qunit';
+import { setupTest } from 'todo-list/tests/helpers';
+
+module('Unit | Controller | application', function (hooks) {
+  setupTest(hooks);
+
+  // TODO: Replace this with your real tests.
+  test('it exists', function (assert) {
+    let controller = this.owner.lookup('controller:application');
+    assert.ok(controller);
+  });
+});