Add filtered navigation to share pages

- Update share API to return websiteId and parameters
- Create ShareNav component that filters nav items based on parameters
- Update SharePage to include navigation sidebar and route to correct page
- Support all website pages: overview, events, sessions, realtime, compare,
  breakdown, goals, funnels, journeys, retention, utm, revenue, attribution

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/app/share/[...shareId]/ShareNav.tsx

@@ -0,0 +1,143 @@
+'use client';
+import { Column } from '@umami/react-zen';
+import { SideMenu } from '@/components/common/SideMenu';
+import { useMessages, useNavigation } from '@/components/hooks';
+import { AlignEndHorizontal, Clock, Eye, Sheet, Tag, User } from '@/components/icons';
+import { Funnel, Lightning, Magnet, Money, Network, Path, Target } from '@/components/svg';
+
+export function ShareNav({
+  shareId,
+  parameters,
+  onItemClick,
+}: {
+  shareId: string;
+  parameters: Record<string, boolean>;
+  onItemClick?: () => void;
+}) {
+  const { formatMessage, labels } = useMessages();
+  const { pathname } = useNavigation();
+
+  const renderPath = (path: string) => `/share/${shareId}${path}`;
+
+  const allItems = [
+    {
+      section: 'traffic',
+      label: formatMessage(labels.traffic),
+      items: [
+        {
+          id: 'overview',
+          label: formatMessage(labels.overview),
+          icon: <Eye />,
+          path: renderPath(''),
+        },
+        {
+          id: 'events',
+          label: formatMessage(labels.events),
+          icon: <Lightning />,
+          path: renderPath('/events'),
+        },
+        {
+          id: 'sessions',
+          label: formatMessage(labels.sessions),
+          icon: <User />,
+          path: renderPath('/sessions'),
+        },
+        {
+          id: 'realtime',
+          label: formatMessage(labels.realtime),
+          icon: <Clock />,
+          path: renderPath('/realtime'),
+        },
+        {
+          id: 'compare',
+          label: formatMessage(labels.compare),
+          icon: <AlignEndHorizontal />,
+          path: renderPath('/compare'),
+        },
+        {
+          id: 'breakdown',
+          label: formatMessage(labels.breakdown),
+          icon: <Sheet />,
+          path: renderPath('/breakdown'),
+        },
+      ],
+    },
+    {
+      section: 'behavior',
+      label: formatMessage(labels.behavior),
+      items: [
+        {
+          id: 'goals',
+          label: formatMessage(labels.goals),
+          icon: <Target />,
+          path: renderPath('/goals'),
+        },
+        {
+          id: 'funnels',
+          label: formatMessage(labels.funnels),
+          icon: <Funnel />,
+          path: renderPath('/funnels'),
+        },
+        {
+          id: 'journeys',
+          label: formatMessage(labels.journeys),
+          icon: <Path />,
+          path: renderPath('/journeys'),
+        },
+        {
+          id: 'retention',
+          label: formatMessage(labels.retention),
+          icon: <Magnet />,
+          path: renderPath('/retention'),
+        },
+      ],
+    },
+    {
+      section: 'growth',
+      label: formatMessage(labels.growth),
+      items: [
+        {
+          id: 'utm',
+          label: formatMessage(labels.utm),
+          icon: <Tag />,
+          path: renderPath('/utm'),
+        },
+        {
+          id: 'revenue',
+          label: formatMessage(labels.revenue),
+          icon: <Money />,
+          path: renderPath('/revenue'),
+        },
+        {
+          id: 'attribution',
+          label: formatMessage(labels.attribution),
+          icon: <Network />,
+          path: renderPath('/attribution'),
+        },
+      ],
+    },
+  ];
+
+  // Filter items based on parameters
+  const items = allItems
+    .map(section => ({
+      label: section.label,
+      items: section.items.filter(item => parameters[item.id] !== false),
+    }))
+    .filter(section => section.items.length > 0);
+
+  const selectedKey = items
+    .flatMap(e => e.items)
+    .find(({ path }) => path && pathname.endsWith(path.split('?')[0]))?.id;
+
+  return (
+    <Column padding="3" position="sticky" top="0" gap>
+      <SideMenu
+        items={items}
+        selectedKey={selectedKey}
+        allowMinimize={false}
+        onItemClick={onItemClick}
+      />
+    </Column>
+  );
+}