From eff728eb4f69ca66f77008eaeb28e6b668a2c068 Mon Sep 17 00:00:00 2001
From: Michele Baldessari <michele@acksyn.org>
Date: Mon, 10 Aug 2026 07:59:30 +0200
Subject: [PATCH] Use vnd.docker.distribution.manifest.list.v2+json format when
 building manifests

Just like we did for the patterns-operator here:
https://github.com/validatedpatterns/patterns-operator/pull/781/
---
 .github/workflows/docker-publish.yml | 2 +-
 Makefile                             | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index e70c4c2..6cd9d44 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -46,7 +46,7 @@ jobs:
           TARGETARCH: ${{ matrix.targetarch }}
         run: |
           make "${TARGETARCH}"
-          buildah push "${CONTAINER}-${TARGETARCH}" "docker-archive:/tmp/image-${TARGETARCH}.tar:${CONTAINER}-${TARGETARCH}"
+          buildah push --format v2s2 "${CONTAINER}-${TARGETARCH}" "docker-archive:/tmp/image-${TARGETARCH}.tar:${CONTAINER}-${TARGETARCH}"
 
       - name: Upload image artifact
         uses: actions/upload-artifact@v7
diff --git a/Makefile b/Makefile
index ae2f2c2..b8c4203 100644
--- a/Makefile
+++ b/Makefile
@@ -168,7 +168,7 @@ super-linter: ## Runs super linter locally
 .PHONY: upload
 upload: ## Uploads the container to quay.io/validatedpatterns/${CONTAINER}
 	@echo "Uploading the ${REGISTRY}/${CONTAINER} container to ${UPLOADREGISTRY}/${CONTAINER}"
-	buildah manifest push --all "${REGISTRY}/${CONTAINER}" "docker://${UPLOADREGISTRY}/${CONTAINER}"
+	buildah manifest push --all --format v2s2 "${REGISTRY}/${CONTAINER}" "docker://${UPLOADREGISTRY}/${CONTAINER}"
 
 .PHONY: clean
 clean: ## Removes any previously built artifact