feat(platform): add audit logs and activity feed

frontend/athena/components/Sidebar.tsx

@@ -3,6 +3,7 @@
 import { useCallback, useEffect, useState } from "react";
 import Link from "next/link";
 import {
+  ClipboardList,
   FileText,
   LayoutDashboard,
   Package,
@@ -24,6 +25,12 @@ const menu = [
     href: "/dashboard",
     permission: "dashboard.read",
   },
+  {
+    icon: ClipboardList,
+    name: "Audit Logs",
+    href: "/audit-logs",
+    permission: "audit_logs.read",
+  },
   {
     icon: Users,
     name: "Benutzer",