PMM-14001 Add AI Chat Demo page to navigation (#829)

* Introduced AI Chat Demo page in PerconaNavigation.constants.ts
* Updated PerconaNavigation.tsx to include AI Chat Demo in the navigation tree

Author: BupycHuk

public/app/percona/shared/components/PerconaBootstrapper/PerconaNavigation/PerconaNavigation.constants.ts

@@ -615,3 +615,13 @@ export const PMM_NAV_QAN: NavModelItem = {
   sortWeight: WEIGHTS.dashboards,
   hideFromTabs: true,
 };
+
+export const AI_CHAT_DEMO_PAGE: NavModelItem = {
+  id: 'ai-chat-demo',
+  icon: 'ai',
+  text: 'AI Chat Demo',
+  url: '/pmm-ui/ai-chat',
+  subTitle: 'AI Chat Demo',
+  sortWeight: WEIGHTS.dashboards,
+  hideFromTabs: true,
+};

public/app/percona/shared/components/PerconaBootstrapper/PerconaNavigation/PerconaNavigation.tsx

@@ -36,6 +36,7 @@ import {
   PMM_TICKETS_PAGE,
   PMM_DUMP_PAGE,
   PMM_EXPORT_DUMP_PAGE,
+  AI_CHAT_DEMO_PAGE,
 } from './PerconaNavigation.constants';
 import {
   addAccessRolesLink,
@@ -98,6 +99,9 @@ const PerconaNavigation: FC = () => {
     // QAN
     updatedNavTree.push(PMM_NAV_QAN);
 
+    // Add AI Chat Demo after QAN
+    updatedNavTree.push(AI_CHAT_DEMO_PAGE);
+
     if (isPlatformUser) {
       updatedNavTree.push(PMM_ENTITLEMENTS_PAGE);
       updatedNavTree.push(PMM_TICKETS_PAGE);