[artifacts] Build approximate cloud image to support automated testing (#128952)

* [artifacts] Build approximate cloud image to support automated testing

* newline

* only on release builds

.buildkite/scripts/steps/artifacts/build.sh

@@ -17,3 +17,27 @@ node scripts/build "$RELEASE_ARG" --all-platforms --debug --docker-cross-compile
 
 echo "--- Build dependencies report"
 node scripts/licenses_csv_report "--csv=target/dependencies-$VERSION.csv"
+
+# Release verification
+if [[ "${RELEASE_BUILD:-}" == "true" ]]; then
+  echo "--- Build and push Kibana Cloud Distribution"
+  # This doesn't meet the requirements for a release image, implementation TBD
+  # Beats artifacts will need to match a specific commit sha that matches other stack iamges
+  # For now this is a placeholder step that will allow us to run automated Cloud tests
+  # against a best guess approximation of a release image
+  echo "$KIBANA_DOCKER_PASSWORD" | docker login -u "$KIBANA_DOCKER_USERNAME" --password-stdin docker.elastic.co
+  trap 'docker logout docker.elastic.co' EXIT
+
+  node scripts/build \
+    "$RELEASE_ARG" \
+    --skip-initialize \
+    --skip-generic-folders \
+    --skip-platform-folders \
+    --skip-archives \
+    --docker-images \
+    --docker-tag-qualifier="$GIT_COMMIT" \
+    --docker-push \
+    --skip-docker-ubi \
+    --skip-docker-ubuntu \
+    --skip-docker-contexts
+fi