feat: add vercel runtime cache for API routes (#4)

Author: atinux

modules/cache.ts

@@ -0,0 +1,21 @@
+import { defineNuxtModule } from 'nuxt/kit'
+import { provider } from 'std-env'
+
+export default defineNuxtModule({
+  meta: {
+    name: 'vercel-cache',
+  },
+  setup(_, nuxt) {
+    if (provider !== 'vercel') {
+      return
+    }
+
+    nuxt.hook('nitro:config', (nitroConfig) => {
+      nitroConfig.storage = nitroConfig.storage || {}
+      nitroConfig.storage.cache = {
+        driver: 'vercel-runtime-cache',
+        ...nitroConfig.storage.cache,
+      }
+    })
+  },
+})

package.json

@@ -63,6 +63,7 @@
     "marked": "^17.0.1",
     "playwright-core": "^1.57.0",
     "simple-git-hooks": "2.13.1",
+    "std-env": "^3.10.0",
     "typescript": "5.9.3",
     "unocss": "^66.6.0",
     "vitest": "^4.0.18",