fix: index page 404 if no template defined

Author: davidstackio

src/module.ts

@@ -83,7 +83,7 @@ export default defineNuxtModule<ModuleOptions>().with({
     extendPages((pages) => {
       pages.unshift({
         name: 'slug',
-        path: '/:slug',
+        path: '/:slug?',
         file: resolve('./runtime/pages/[...slug].vue'),
       })
       pages.unshift({