更新通知服务

package.json

@@ -34,12 +34,14 @@
     "express-jwt": "^6.0.0",
     "express-urlrewrite": "^1.4.0",
     "got": "^11.8.2",
+    "hpagent": "^0.1.2",
     "iconv-lite": "^0.6.3",
     "jsonwebtoken": "^8.5.1",
     "lodash": "^4.17.21",
     "nedb": "^1.8.0",
     "node-fetch": "^2.6.1",
     "node-schedule": "^2.0.0",
+    "nodemailer": "^6.6.3",
     "p-queue": "6.6.2",
     "reflect-metadata": "^0.1.13",
     "typedi": "^0.8.0",
@@ -58,6 +60,7 @@
     "@types/nedb": "^1.8.11",
     "@types/node": "^14.11.2",
     "@types/node-fetch": "^2.5.8",
+    "@types/nodemailer": "^6.4.4",
     "@types/qrcode.react": "^1.0.1",
     "@types/react": "^17.0.0",
     "@types/react-dom": "^17.0.0",