修改图片预览的bug,完成培训资料功能

src/views/leader/declaration-detail/index.vue

@@ -42,7 +42,7 @@
                     <div class="info-title f-w-5 mb-10">标准应用产品图</div>
                     <div class="imgout">
                         <div v-for="(item,index) in form?.imgs" :key="index">
-                            <el-image :src="item" style="height: 200px;width: 200px;" fit="cover" :preview-src-list="form?.imgs"/>
+                            <el-image :src="item" style="height: 200px;width: 200px;" fit="cover" :preview-src-list="form?.imgs" :initial-index="index"/>
                         </div>
                     </div>
                     <el-divider />