Refactor edition enablement (#1657)

* refactor: 💡 consolidate ssh features into ssh-target flag

✅ Closes: ICU-8383

* refactor: 💡 factor out base edition

* feat: 🎸 dynamic feature edition enablement and toggling

ui/admin/tests/acceptance/develop-test.js

@@ -0,0 +1,29 @@
+import { module, test } from 'qunit';
+import { visit, getContext } from '@ember/test-helpers';
+import { setupApplicationTest } from 'admin/tests/helpers';
+import setupMirage from 'ember-cli-mirage/test-support/setup-mirage';
+
+module('Acceptance | develop', function (hooks) {
+  setupApplicationTest(hooks);
+  setupMirage(hooks);
+
+  let featuresService;
+
+  hooks.beforeEach(function () {
+    const { owner } = getContext();
+    featuresService = owner.lookup('service:features');
+  });
+
+  test('edition toggle is hidden when `dev-edition-toggle` is false', async function (assert) {
+    await visit('/');
+    assert.false(featuresService.isEnabled('dev-edition-toggle'));
+    assert.dom('data-dev-edition-toggle').doesNotExist();
+  });
+
+  test('edition toggle is visible when `dev-edition-toggle` is true', async function (assert) {
+    assert.false(featuresService.isEnabled('dev-edition-toggle'));
+    featuresService.enable('dev-edition-toggle');
+    await visit('/');
+    assert.dom('data-dev-edition-toggle').doesNotExist();
+  });
+});