feat(nuxt): use experimental build cache (#812)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

- **New Features**
- Introduced a new configuration option for experimental features to
enhance build performance and caching behavior during development.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

nuxt.config.ts

@@ -75,7 +75,10 @@ export default defineNuxtConfig({
     "animate.css/animate.min.css",
   ],
   devtools: { enabled: true },
-  experimental: { renderJsonPayloads: false },
+  experimental: {
+    renderJsonPayloads: false,
+    buildCache: true,
+  },
   future: { compatibilityVersion: 4 },
   googleFonts: {
     display: "swap",