Add live notification tests

package.json

@@ -189,6 +189,7 @@
     "@types/redis": "^2.8.5",
     "@types/request": "^2.0.3",
     "@types/socket.io": "^2.1.2",
+    "@types/socket.io-client": "^1.4.34",
     "@types/supertest": "^2.0.3",
     "@types/validator": "^13.0.0",
     "@types/webtorrent": "^0.107.0",
@@ -211,6 +212,7 @@
     "marked-man": "^0.7.0",
     "mocha": "^8.0.1",
     "nodemon": "^2.0.1",
+    "socket.io-client": "^2.3.1",
     "source-map-support": "^0.5.0",
     "supertest": "^4.0.2",
     "swagger-cli": "^4.0.2",