feat: auth foundation, similar tools, costs, redundancy, anonymous voting

artifacts/toolrate/src/components/layout.tsx

@@ -1,5 +1,5 @@
 import { Link, useLocation } from "wouter";
-import { LayoutDashboard, Wrench, PlusCircle, BarChart3, LogIn, LogOut, User, ShieldCheck } from "lucide-react";
+import { LayoutDashboard, Wrench, PlusCircle, BarChart3, LogIn, LogOut, User, ShieldCheck, AlertTriangle } from "lucide-react";
 import { useAuth } from "@/hooks/use-auth";
 import { Button } from "@/components/ui/button";
 import { Skeleton } from "@/components/ui/skeleton";
@@ -14,6 +14,7 @@ export function Layout({ children }: { children: React.ReactNode }) {
     { href: "/tools/new", label: "Add Tool", icon: PlusCircle },
     { href: "/analytics", label: "Analytics", icon: BarChart3 },
     ...(isAdmin ? [{ href: "/admin", label: "Admin", icon: ShieldCheck }] : []),
+    ...(isAdmin ? [{ href: "/admin/redundancy", label: "Redundancy", icon: AlertTriangle }] : []),
   ];
 
   return (