From 0aab3f570c77e20c7936321d7095076d853744c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20St=C3=A4bler?= <cstabler@redhat.com>
Date: Wed, 28 Jan 2026 08:57:25 +0100
Subject: [PATCH 1/2] Switch to nightly builds for main branch

---
 .github/workflows/multiarch-build-and-push.yml | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/.github/workflows/multiarch-build-and-push.yml b/.github/workflows/multiarch-build-and-push.yml
index 66a1807..26e6c24 100644
--- a/.github/workflows/multiarch-build-and-push.yml
+++ b/.github/workflows/multiarch-build-and-push.yml
@@ -1,9 +1,8 @@
 name: Build and Push Image
 
 on:
-  push:
-    branches:
-      - main
+  schedule:
+    - cron: '0 0 * * *'  # Runs at 00:00 UTC every day
 
 env:
   REGISTRY: ghcr.io

From c0bef386160a0b141dbe31933f8413fba57c152e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christoph=20St=C3=A4bler?= <cstabler@redhat.com>
Date: Wed, 28 Jan 2026 08:57:53 +0100
Subject: [PATCH 2/2] Use revision and creation timestamp as a label instead a
 tag

---
 .github/workflows/multiarch-build-and-push.yml | 9 ++++-----
 1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/.github/workflows/multiarch-build-and-push.yml b/.github/workflows/multiarch-build-and-push.yml
index 26e6c24..34b691c 100644
--- a/.github/workflows/multiarch-build-and-push.yml
+++ b/.github/workflows/multiarch-build-and-push.yml
@@ -48,11 +48,9 @@ jobs:
         run: |
           GIT_SHA=$(git rev-parse --short HEAD)
           BUILD_TIMESTAMP=$(date +"%Y%m%d%H%M%S")
-          VERSION_TAG="${GIT_SHA}-${BUILD_TIMESTAMP}"
 
           echo "git_sha=${GIT_SHA}" >> $GITHUB_OUTPUT
           echo "build_timestamp=${BUILD_TIMESTAMP}" >> $GITHUB_OUTPUT
-          echo "version_tag=${VERSION_TAG}" >> $GITHUB_OUTPUT
 
       - name: Build and push image
         uses: docker/build-push-action@v6
@@ -61,6 +59,7 @@ jobs:
           target: prod
           platforms: linux/amd64,linux/arm64,linux/s390x,linux/ppc64le
           push: true
-          tags: |
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:main
-            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.version_tag }}
+          tags: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:main
+          labels: |
+            org.opencontainers.image.revision=${{ steps.meta.outputs.git_sha }}
+            org.opencontainers.image.created=${{ steps.meta.outputs.build_timestamp }}