notification

package.json

@@ -29,6 +29,7 @@
     "@nestjs/common": "^12.0.1",
     "@nestjs/config": "^12.0.0",
     "@nestjs/core": "^12.0.1",
+    "@nestjs/event-emitter": "^12.0.1",
     "@nestjs/graphql": "^14.0.0",
     "@nestjs/platform-express": "^12.0.1",
     "@nestjs/typeorm": "^12.0.1",