fix: foreground mobile delivery attention handoffs (Closes #1018)

tests/e2e/test_mobile_home_bootstrap_release.py

@@ -194,6 +194,40 @@ def test_release_artifact_keeps_mobile_delivery_recovery_single_flight(tmp_path:
             page.evaluate("Promise.all([window.__firstRecovery, window.__secondRecovery])")
             expect(action).to_be_enabled()
             assert page.evaluate("window.__deliveryAttempts") == 1
+
+            page.evaluate(
+                """
+                () => {
+                  const destination = document.createElement('button');
+                  destination.type = 'button';
+                  destination.className = 'draft-resume';
+                  destination.dataset.draftIndex = '0';
+                  destination.textContent = 'Open current review';
+                  window.__attentionAttempts = 0;
+                  window.__attentionSettled = new Promise(resolve => { window.__finishAttention = resolve; });
+                  destination.onclick = async () => {
+                    window.__attentionAttempts += 1;
+                    await window.__attentionSettled;
+                    return true;
+                  };
+                  document.querySelector('#my-work-list').append(destination);
+                  window.__attentionRecovery = createMobileDeliveryRecovery({
+                    getItems: () => [{outbox_id:'review-attention', status:'attention', title:'Review feedback'}],
+                    getIndex: () => 0,
+                  });
+                  window.__attentionRecovery.open();
+                  window.__firstAttention = window.__attentionRecovery.activate();
+                  window.__secondAttention = window.__attentionRecovery.activate();
+                }
+                """
+            )
+            expect(page.locator("#mobile-delivery-recovery")).to_be_hidden()
+            expect(page.locator("#my-work-list .draft-resume")).to_be_focused()
+            assert page.evaluate("window.__attentionAttempts") == 1
+            assert page.evaluate("document.documentElement.scrollWidth <= window.innerWidth")
+            page.evaluate("window.__finishAttention()")
+            page.evaluate("Promise.all([window.__firstAttention, window.__secondAttention])")
+            assert page.evaluate("window.__attentionAttempts") == 1
             assert browser_errors == []
             browser.close()
     finally: