update package.json

package.json

@@ -37,6 +37,7 @@
         "cross-env": "7.0.0",
         "express": "4.17.1",
         "express-boom": "3.0.0",
+        "kafka-node": "^5.0.0",
         "express-validator": "^6.9.2",
         "morgan": "1.9.1",
         "pg": "^8.5.1",