全局配置 ｜
配置 ｜

//nuxt.config.ts
app: {
  head: {
      titleTemplate: "%s - 固定标题",
      title: "这是首页",
      charset: "utf-8",
      htmlAttrs: {
          lang: "zh-cn"
      },
      meta: [
          { name: "description", content: "首页描述" },
          { name: "keywords", content: "首页关键词" },
      ]
  }
},

//index.vue 对单独页面的设置，会覆盖全局配置
useHead({
  title:"首页index",
  meta:[
      { name:"description",content:"首页描述2" },
      { name:"keywords",content:"首页关键词2" },
  ],
})