chore: 删除没有使用的v-viewer

litemall-admin/src/main.js

@@ -21,11 +21,8 @@ import * as filters from './filters' // global filters
 import permission from '@/directive/permission/index.js' // 权限判断指令
 
 import Print from '@/utils/print' // 打印
-import 'viewerjs/dist/viewer.css'
-import Viewer from 'v-viewer'
 
 Vue.use(Print)
-Vue.use(Viewer)
 
 Vue.use(Element, {
   size: Cookies.get('size') || 'medium' // set element-ui default size