Add API endpoints and frontend components for tool management and analytics

Implement CRUD operations for tools and ratings, introduce analytics endpoints, and develop frontend components for displaying tools, ratings, and analytics data.

Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 776963d0-f75d-42e2-a57b-cc36bdff8495
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Replit-Commit-Event-Id: feaa4ce1-5aed-4cc0-bcea-47855b615b48
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artifacts/toolrate/src/pages/not-found.tsx

@@ -0,0 +1,21 @@
+import { Card, CardContent } from "@/components/ui/card";
+import { AlertCircle } from "lucide-react";
+
+export default function NotFound() {
+  return (
+    <div className="min-h-screen w-full flex items-center justify-center bg-gray-50">
+      <Card className="w-full max-w-md mx-4">
+        <CardContent className="pt-6">
+          <div className="flex mb-4 gap-2">
+            <AlertCircle className="h-8 w-8 text-red-500" />
+            <h1 className="text-2xl font-bold text-gray-900">404 Page Not Found</h1>
+          </div>
+
+          <p className="mt-4 text-sm text-gray-600">
+            Did you forget to add the page to the router?
+          </p>
+        </CardContent>
+      </Card>
+    </div>
+  );
+}