text: import Vue from 'vue'
  import mavonEditor from 'mavon-editor'
  import 'mavon-editor/dist/css/index.css'
  import '@/styles/markdown.css'
  import Katex from '@/plugins/katex'
  import Md_Katex from '@iktakahiro/markdown-it-katex'
  
  Vue.use(mavonEditor)
  Vue.use(Katex)
  Vue.prototype.$markDown = mavonEditor.mavonEditor.getMarkdownIt().use(Md_Katex)