Nuxt/docs/2.guide/2.directory-structure/1.public.md

title	description	head.title	navigation.icon
public	The public/ directory is used to serve your website's static assets.	public/	i-ph-folder

Files contained within the public/ directory are served at the root and are not modified by the build process. This is suitable for files that have to keep their names (e.g. robots.txt) or likely won't change (e.g. favicon.ico).

-| public/
---| favicon.ico
---| og-image.png
---| robots.txt

<script setup lang="ts">
useSeoMeta({
  ogImage: '/og-image.png'
})
</script>

::tip{to="https://v2.nuxt.com/docs/directory-structure/static" target="_blank"} This is known as the [static/] directory in Nuxt 2. ::