Nuxt の useNuxtApp() を知る頃
Nuxt の useNuxtApp() を勉強します useNuxtApp is a built-in composable that provides a way to access shared runtime context of Nuxt, also known as the Nuxt context, which is available on both client ans server side(but not within Nitro routes). It helps you access the Vue app instance, runtime hooks, runtime config variables and internal states, such as ssrContext and payload.