Add app-mode itinerary demo and markdown coverage

examples/chat/angular/e2e/fixtures/markdown.json

@@ -12,6 +12,14 @@
       "match": { "userMessage": "respond with a bullet list" },
       "response": { "content": "Three things:\n\n- alpha\n- beta\n- gamma" }
     },
+    {
+      "match": {
+        "userMessage": "Give me a blockquote with two lines, then a markdown table with columns issue, expected behavior, verification."
+      },
+      "response": {
+        "content": "> First quoted line\n> Second quoted line\n\n| Issue | Expected behavior | Verification |\n| --- | --- | --- |\n| Blockquote nesting | Both quoted lines render inside one blockquote | Inspect for one `<blockquote>` with no stray quoted paragraph |\n| Table streaming | Rows remain inside the same table while content streams | Inspect for one `<table>` with body rows |\n| Parser recovery | Final DOM has no raw pipe paragraphs | Confirm no paragraph text contains `|` delimiters |"
+      }
+    },
     {
       "match": { "userMessage": "respond with the markdown checklist kitchen sink" },
       "response": {

examples/chat/angular/e2e/markdown-surfaces.spec.ts

@@ -62,6 +62,29 @@ test('markdown checklist matrix: rich markdown renders with escaped html', async
   await expect(bubble).toContainText("<script>alert('xss')</script>");
 });
 
+test('blockquote followed by table stays in one rendered markdown surface', async ({ page }) => {
+  const bubble = await sendPromptAndWait(
+    page,
+    'Give me a blockquote with two lines, then a markdown table with columns issue, expected behavior, verification.',
+  );
+
+  await expect(bubble.locator('blockquote')).toHaveCount(1);
+  await expect(bubble.locator('blockquote')).toContainText('First quoted line');
+  await expect(bubble.locator('blockquote')).toContainText('Second quoted line');
+  await expect(bubble.locator('table')).toHaveCount(1);
+  await expect(bubble.locator('thead th')).toHaveText([
+    'Issue',
+    'Expected behavior',
+    'Verification',
+  ]);
+  await expect(bubble.locator('tbody tr')).toHaveCount(3);
+  await expect.poll(async () => tableColumnsAlign(bubble)).toBe(true);
+  await expect(
+    bubble.locator('p').filter({ hasText: /\|/ }),
+    'table rows should not render as raw pipe paragraphs',
+  ).toHaveCount(0);
+});
+
 test('streaming markdown table: keeps in-progress rows inside one table', async ({ page }) => {
   const hygiene = attachBrowserHygiene(page);
   await sendPrompt(page, 'stream a markdown comparison table regression');
@@ -94,13 +117,19 @@ test('streaming markdown table: blockquote followed by table does not throw', as
   const bubble = await waitForFinalAssistant(page);
   await expect(bubble.locator('blockquote')).toBeVisible();
   await expect(bubble.locator('blockquote')).toContainText('First line of the quote.');
+  await expect(bubble.locator('blockquote')).toContainText('Second line of the quote.');
   await expect(bubble.locator('table')).toHaveCount(1);
   await expect(bubble.locator('thead th')).toHaveText([
     'Issue',
     'Expected behavior',
     'Verification',
   ]);
   await expect(bubble.locator('tbody tr')).toHaveCount(2);
+  await expect.poll(async () => tableColumnsAlign(bubble)).toBe(true);
+  await expect(
+    bubble.locator('p').filter({ hasText: /\|/ }),
+    'table rows should not render as raw pipe paragraphs',
+  ).toHaveCount(0);
   expect(hygiene.consoleErrors).toEqual([]);
   expect(hygiene.failedRequests).toEqual([]);
 });

libs/chat/src/lib/styles/chat-sidenav.styles.spec.ts

@@ -94,6 +94,14 @@ describe('CHAT_SIDENAV_STYLES — drawer elevation + z-index token', () => {
   it('no longer declares the .chat-sidenav__scrim selector', () => {
     expect(normalized).not.toMatch(/\.chat-sidenav__scrim\s*\{/);
   });
+  it('keeps the closed drawer panel inert until the drawer is open', () => {
+    expect(normalized).toMatch(
+      /:host\(\[data-mode="drawer"\]\) \.chat-sidenav\s*\{[^}]*pointer-events:\s*none\s*;/,
+    );
+    expect(normalized).toMatch(
+      /:host\(\[data-mode="drawer"\]\[data-open="true"\]\) \.chat-sidenav\s*\{[^}]*pointer-events:\s*auto\s*;/,
+    );
+  });
 });
 
 describe('CHAT_SIDENAV_STYLES — Archived disclosure', () => {

libs/chat/src/lib/styles/chat-sidenav.styles.ts

@@ -65,13 +65,14 @@ export const CHAT_SIDENAV_STYLES = `
     height: 100%;
     transition: transform 200ms ease;
     transform: translateX(-100%);
-    /* Re-enable pointer events on the panel itself (host is inert above). When
-     * closed the panel is translated off-screen so this is harmless; when open
-     * it covers the host box and stays fully interactive. */
-    pointer-events: auto;
+    /* Keep the closed/closing panel inert. The host is inert above, and the
+     * panel can still be hit during its transform transition unless pointer
+     * events are restored only for the open state below. */
+    pointer-events: none;
   }
   :host([data-mode="drawer"][data-open="true"]) .chat-sidenav {
     transform: translateX(0);
+    pointer-events: auto;
   }
   .chat-sidenav__header {
     flex-shrink: 0;