added markdown editor for instructions

vue/package.json

@@ -9,6 +9,7 @@
   },
   "dependencies": {
     "@babel/eslint-parser": "^7.13.14",
+    "@kangc/v-md-editor": "^1.7.7",
     "@kevinfaguiar/vue-twemoji-picker": "^5.7.4",
     "@riophae/vue-treeselect": "^0.4.0",
     "axios": "^0.21.1",
@@ -16,6 +17,7 @@
     "core-js": "^3.14.0",
     "lodash": "^4.17.21",
     "moment": "^2.29.1",
+    "prismjs": "^1.24.1",
     "vue": "^2.6.14",
     "vue-class-component": "^7.2.3",
     "vue-clickaway": "^2.2.2",