邮件管理编辑内容方式修改

package.json

@@ -54,6 +54,7 @@
     "nprogress": "^0.2.0",
     "path-to-regexp": "^0.1.10",
     "pdfobject": "^2.3.0",
+    "prismjs": "^1.30.0",
     "qrcodejs2": "^0.0.2",
     "screenfull": "^6.0.2",
     "sortablejs": "^1.15.5",
@@ -68,6 +69,7 @@
     "vue-count-to": "^1.0.13",
     "vue-demi": "^0.14.10",
     "vue-i18n": "^8.28.2",
+    "vue-prism-editor": "^1.3.0",
     "vue-puzzle-vcode": "^1.1.10",
     "vue-router": "^3.0.6",
     "vue-seamless-scroll": "^1.1.23",