fix: await draft deletion through the card facade (#405)

Issue: #405
User-Visible: no

test/editor-secondary.test.mjs

@@ -0,0 +1,28 @@
+import assert from 'node:assert/strict';
+import test from 'node:test';
+
+import { EditorSecondaryController } from '../test-build/editor-secondary.js';
+
+const host = {
+  root: () => ({}),
+  requestUpdate() {},
+  async updateComplete() {},
+  clearTip() {},
+};
+
+test('editor secondary context returns the current action result and rejects stale actions (#405)', async () => {
+  const controller = new EditorSecondaryController(host);
+
+  assert.equal(controller.runContext('current', 'current', () => 42), 42);
+
+  const pending = Promise.resolve('finished');
+  assert.equal(controller.runContext('current', 'current', () => pending), pending);
+  assert.equal(await controller.runContext('current', 'current', () => pending), 'finished');
+
+  let staleCalled = false;
+  assert.equal(controller.runContext('old', 'current', () => {
+    staleCalled = true;
+    return 'unexpected';
+  }), undefined);
+  assert.equal(staleCalled, false);
+});