fix: type test

Author: danielroe

nuxt.config.ts

@@ -85,20 +85,10 @@ export default defineNuxtConfig({
   routeRules: {
     '/': { prerender: true },
     '/opensearch.xml': { isr: true },
-    '/**': {
-      isr: {
-        expiration: 60,
-        fallback: 'spa.prerender-fallback.html',
-      },
-    },
+    '/**': { isr: getISRConfig(60, true) },
     '/api/**': { isr: 60 },
     '/200.html': { prerender: true },
-    '/package/**': {
-      isr: {
-        expiration: 60,
-        fallback: 'spa.prerender-fallback.html',
-      },
-    },
+    '/package/**': { isr: getISRConfig(60, true) },
     '/:pkg/.well-known/skills/**': { isr: 3600 },
     '/:scope/:pkg/.well-known/skills/**': { isr: 3600 },
     // never cache
@@ -290,3 +280,15 @@ export default defineNuxtConfig({
     dirs: ['~/composables', '~/composables/*/*.ts'],
   },
 })
+
+function getISRConfig(expirationSeconds: number, fallback = false) {
+  if (fallback) {
+    return {
+      expiration: expirationSeconds,
+      fallback: 'spa.prerender-fallback.html',
+    } as { expiration: number }
+  }
+  return {
+    expiration: expirationSeconds,
+  }
+}