まず、useHeadを使う方法
useHead({title:'xxx'});
次、nuxt.config.tsを使う方法(の参考サイト)
以下、サンプル。
import { defineNuxtConfig } from 'nuxt'
// https://v3.nuxtjs.org/api/configuration/nuxt.config
export default defineNuxtConfig({
ssr:true,
app:{
head: {
title: "My Blog",
meta: [
{ charset: "utf-8" },
{ name: "viewport", content: "width=device-width, initial-scale=1" },
],
link: [
{ rel: "icon",type: "image/x-icon", href: "/favicon.ico" },
{rel: "stylesheet",href: "https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/css/bootstrap.min.css"}
],
},
}
})