Notify Slack on integration test failure

Author: JoshMock

catalog-info.yaml

@@ -28,6 +28,9 @@ spec:
     spec:
       repository: elastic/elasticsearch-js
       pipeline_file: .buildkite/pipeline.yml
+      env:
+        ELASTIC_SLACK_NOTIFICATIONS_ENABLED: "true"
+        SLACK_NOTIFICATIONS_CHANNEL: "#devtools-notify-javascript"
       teams:
         devtools-team:
           access_level: MANAGE_BUILD_AND_READ

package.json

@@ -89,7 +89,7 @@
     "zx": "7.2.3"
   },
   "dependencies": {
-    "@elastic/transport": "9.0.0-alpha.1",
+    "@elastic/transport": "9.0.0-alpha.3",
     "apache-arrow": "^18.0.0",
     "tslib": "^2.4.0"
   },