refactor: log nuxtServerInit error for better error tracing

lib/app/server.js

@@ -91,7 +91,12 @@ export default async ssrContext => {
   ** Dispatch store nuxtServerInit
   */
   if (store._actions && store._actions.nuxtServerInit) {
+    try {
       await store.dispatch('nuxtServerInit', app.context)
+    } catch (err) {
+      debug('error occurred when calling nuxtServerInit: ', e.message)
+      throw err
+    }
   }
   // ...If there is a redirect or an error, stop the process
   if (ssrContext.redirected) return noopApp()