添加mq,qrcode依赖

package.json

@@ -19,6 +19,7 @@
     "jsonwebtoken": "^8.5.1",
     "lodash": "^4.17.15",
     "naf-core": "^0.1.2",
+    "qrcode": "^1.4.4",
     "vue": "^2.6.10",
     "vue-meta": "^2.3.2",
     "vue-router": "^3.1.3",