feat(transfer): 新增 showSearch 属性

src/component/table/index.vue

@@ -202,11 +202,12 @@ onMounted(() => {
                 <template v-for="column in columns" :key="column">
                   <th v-if="tableColumnKeys.includes(column.key)">
                     <!-- TODO Table header slot  -->
-                    <div
-                      class="layui-table-cell"
-                      :style="{ width: column.width }"
-                    >
+                    <div class="layui-table-cell" :style="{ width: column.width }">
                       <span>{{ column.title }}</span>
+                      <span v-if="column.sort" class="layui-table-sort layui-inline" lay-sort="">
+                        <i class="layui-edge layui-table-sort-asc" title="升序"></i>
+                        <i class="layui-edge layui-table-sort-desc" title="降序"></i>
+                      </span>
                     </div>
                   </th>
                 </template>