Add missing dependency

Author: dklilley

package-lock.json

@@ -26,8 +26,8 @@
     "@types/express": "^4.17.21",
     "@types/express-session": "^1.18.0",
     "@types/mocha": "^10.0.6",
-    "@types/node-fetch": "^2.6.11",
     "@types/node": "^18.7.18",
+    "@types/node-fetch": "^2.6.11",
     "@types/sinon": "^17.0.3",
     "@types/which": "^2.0.1",
     "@types/xml2js": "^0.4.14",
@@ -48,12 +48,13 @@
     "webpack": "^5.74.0",
     "webpack-cli": "^4.10.0"
   },
-  "dependencies": {    
+  "dependencies": {
     "chokidar": "^3.5.3",
     "cookie-parser": "^1.4.6",
     "express": "^4.18.2",
     "express-session": "^1.18.0",
     "faye": "^1.4.0",
+    "hpagent": "^1.2.0",
     "node-fetch": "^3.3.2",
     "vscode-languageserver": "^8.0.2",
     "vscode-languageserver-textdocument": "^1.0.7",