caching layer implementation for improved performance

pages/api/cache/stats.ts

@@ -0,0 +1,16 @@
+import type { NextApiRequest, NextApiResponse } from "next"
+import { cache } from "../../../lib/cache"
+
+export default async function handler(req: NextApiRequest, res: NextApiResponse) {
+  if (req.method !== "GET") return res.status(405).json({ error: "Method not allowed" })
+  
+  // Simple cache statistics
+  const stats = {
+    cache_size: (cache as any).cache?.size || 0,
+    cache_cleanup_interval: '5 minutes',
+    last_cleanup: 'Automatic',
+    cache_implementation: 'In-memory (development mode)'
+  }
+  
+  res.json(stats)
+}