添加新闻列表页seo

pages/news.vue

@@ -27,7 +27,7 @@
         <ul class="campsiteDetail">
           <li v-for="item in dataDetail" :key="item.id" class="new-item">
             <nuxt-link :to="'/newsList/'+item.id">
-              <img :src="item.coverImage" alt style="width:270px;height: 172px" />
+              <img :src="item.coverImage" :alt="item.alt" style="width:270px;height: 172px" />
               <div style="margin-left:20px" class="active-r">
                 <h2 class="ellipsis2">{{item.title }}</h2>
                 <div class="ellipsis2 epitome">导语：{{item.epitome}}</div>