fix: 外部链接新增umy依赖

frontend/src/link/link.js

@@ -8,6 +8,9 @@ import ElementUI from 'element-ui'
 import '@/components/canvas/custom-component' // 注册自定义组件
 import widgets from '@/components/widget'
 import * as echarts from 'echarts'
+import UmyUi from 'umy-ui'
+
+Vue.use(UmyUi)
 Vue.prototype.$echarts = echarts
 Vue.config.productionTip = false
 Vue.use(widgets)