fix output

Author: anthony-nhs

.github/workflows/build_multi_arch_image.yml

@@ -131,13 +131,7 @@ jobs:
         run: |
           echo "Pushing image..."
           docker push "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:${DOCKER_TAG}-${ARCHITECTURE}"
-          echo "Tagging image with build timestamp annotation..."
-          BUILD_TIMESTAMP=$(date -u +"%Y-%m-%dT%H:%M:%SZ")
-          export BUILD_TIMESTAMP
-          docker buildx imagetools create \
-            --annotation "index:org.opencontainers.image.created=${BUILD_TIMESTAMP}" \
-            --tag "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:${DOCKER_TAG}-${ARCHITECTURE}" \
-            "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:${DOCKER_TAG}-${ARCHITECTURE}"
+          echo "## PUSHED IMAGE : ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:${DOCKER_TAG}-${ARCHITECTURE}" >> "$GITHUB_STEP_SUMMARY"
         env:
           DOCKER_TAG: ${{ inputs.docker_tag }}
           CONTAINER_NAME: '${{ inputs.container_name }}'
@@ -148,6 +142,7 @@ jobs:
           docker tag "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:${DOCKER_TAG}-${ARCHITECTURE}" "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:latest-${ARCHITECTURE}"
           echo "Pushing image..."
           docker push "ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:latest-${ARCHITECTURE}"
+          echo "## PUSHED IMAGE : ghcr.io/nhsdigital/eps-devcontainers/${CONTAINER_NAME}:latest-${ARCHITECTURE}" >> "$GITHUB_STEP_SUMMARY"
         env:
           DOCKER_TAG: ${{ inputs.docker_tag }}
           CONTAINER_NAME: '${{ inputs.container_name }}'