Refactor AIPage and EQPage components to use lazy loading with PageSuspense for improved performance; update vite.config.ts to adjust chunking strategy and increase chunk size warning limit for better handling of large libraries.

client/src/components/PageSuspense.tsx

@@ -0,0 +1,13 @@
+import { Suspense, type ReactNode } from "react";
+
+function PageFallback() {
+  return (
+    <div className="flex min-h-dvh items-center justify-center bg-[#0d1117]">
+      <span className="text-sm text-white/40">Loading…</span>
+    </div>
+  );
+}
+
+export default function PageSuspense({ children }: { children: ReactNode }) {
+  return <Suspense fallback={<PageFallback />}>{children}</Suspense>;
+}