Consolidate search-first shell UX

src/Web/StellaOps.Web/tests/e2e/unified-search-experience-quality.e2e.spec.ts

@@ -154,6 +154,7 @@ test.describe('Unified Search - Experience Quality UX', () => {
     await page.locator('.search__chat-launcher').click();
 
     await expect(page.locator('.assistant-drawer')).toBeVisible({ timeout: 10_000 });
+    await expect(page.locator('.header-title')).toContainText('Search assistant');
     await expect(page.locator('app-global-search input[type="text"]')).toHaveValue('');
     await expect.poll(() => capturedTurnBodies.length).toBeGreaterThan(0);
 
@@ -192,6 +193,54 @@ test.describe('Unified Search - Experience Quality UX', () => {
     await waitForEntityCards(page, 1);
   });
 
+  test('suppresses a starter chip after it executes to no results and keeps it out of history', async ({ page }) => {
+    await page.route('**/search/query**', async (route) => {
+      const request = route.request().postDataJSON() as Record<string, unknown>;
+      const query = String(request['q'] ?? '').toLowerCase();
+      const response = query.includes('critical findings')
+        ? emptyResponse('critical findings')
+        : criticalFindingResponse;
+
+      return route.fulfill({
+        status: 200,
+        contentType: 'application/json',
+        body: JSON.stringify(response),
+      });
+    });
+
+    await page.route('**/api/v1/advisory-ai/search/history', async (route) => {
+      if (route.request().method() === 'DELETE') {
+        return route.fulfill({ status: 204, body: '' });
+      }
+
+      return route.fulfill({
+        status: 200,
+        contentType: 'application/json',
+        body: JSON.stringify({ entries: [] }),
+      });
+    });
+
+    await page.goto('/security/triage');
+    await expect(page.locator('aside.sidebar')).toBeVisible({ timeout: 15_000 });
+
+    const searchInput = page.locator('app-global-search input[type="text"]');
+    await searchInput.focus();
+    await waitForResults(page);
+
+    const failingChip = page.locator('[data-starter-kind]', { hasText: /critical findings/i }).first();
+    await expect(failingChip).toBeVisible();
+
+    await failingChip.click();
+    await waitForResults(page);
+    await expect(page.locator('.search__empty')).toContainText('No results found');
+
+    await searchInput.fill('');
+    await waitForResults(page);
+
+    await expect(page.locator('[data-starter-kind]', { hasText: /critical findings/i })).toHaveCount(0);
+    await expect(page.locator('.search__group').filter({ hasText: 'Recent' })).toHaveCount(0);
+  });
+
   test('renders did-you-mean directly below the search bar and removes teaching controls', async ({ page }) => {
     const capturedRequests: Array<Record<string, unknown>> = [];
     await page.route('**/search/query**', async (route) => {
@@ -310,7 +359,7 @@ test.describe('Unified Search - Experience Quality UX', () => {
       /current-page findings matched first/i,
     );
     await expect(page.locator('.search__scope-hint')).toHaveCount(0);
-    await expect(page.locator('[data-overflow-results]')).toContainText(/also worth checking/i);
+    await expect(page.locator('[data-overflow-results]')).toContainText(/also relevant elsewhere/i);
     await expect(page.locator('[data-overflow-results]')).toContainText(/policy results remain relevant/i);
     await expect(page.locator('[data-role="domain-filter"]')).toHaveCount(0);
     await expect(page.locator('app-synthesis-panel')).toHaveCount(0);

src/Web/StellaOps.Web/tests/e2e/unified-search-self-serve-answer-panel.e2e.spec.ts

@@ -97,7 +97,7 @@ test.describe('Unified Search - Self-Serve Answer Panel', () => {
 
     const answerPanel = page.locator('[data-answer-status="grounded"]');
     await expect(answerPanel).toBeVisible();
-    await expect(answerPanel).toContainText('What we found');
+    await expect(answerPanel).toContainText('Best answer');
     await expect(answerPanel).toContainText('A reachable critical finding is blocking the current workflow and policy review is warranted.');
     await expect(answerPanel).toContainText('Grounded in 2 source(s) across Findings, Policy.');
     await expect(answerPanel.locator('[data-answer-citation]')).toContainText(['CVE-2024-21626 in api-gateway']);
@@ -156,6 +156,7 @@ test.describe('Unified Search - Self-Serve Answer Panel', () => {
     await page.locator('[data-answer-action="ask-ai"]').click();
 
     await expect(page.locator('.assistant-drawer')).toBeVisible({ timeout: 10_000 });
+    await expect(page.locator('.header-title')).toContainText('Search assistant');
     await expect(page.locator('.chat-message.user .message-body').first()).toContainText(/Expand the grounded answer/i);
     await expect(page.locator('.chat-message.user .message-body').first()).toContainText(/critical findings/i);
     await expect.poll(() => capturedTurnBodies.length).toBeGreaterThan(0);