force image name to lowercase

Author: anthony-nhs

.github/workflows/publish_nhsd_git_secrets_to_github.yml

@@ -69,27 +69,30 @@ jobs:
 
       - name: Tag and push amd64 image
         run: |
-          docker tag "${ACCOUNT_ID}.dkr.ecr.eu-west-2.amazonaws.com/${ECR_REPOSITORY}:${IMAGE_TAG}-amd64" "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-amd64"
-          docker push "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-amd64"
+          IMAGE_NAME_LOWER=$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker tag "${ACCOUNT_ID}.dkr.ecr.eu-west-2.amazonaws.com/${ECR_REPOSITORY}:${IMAGE_TAG}-amd64" "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-amd64"
+          docker push "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-amd64"
         env:
           ACCOUNT_ID: ${{ steps.retrieve-deploy-account-id.outputs.account_id }}
           ECR_REPOSITORY: ${{ inputs.ecr_name }}
           IMAGE_TAG: ${{ inputs.container_image_tag }}
 
       - name: Tag and push arm64 image
         run: |
-          docker tag "${ACCOUNT_ID}.dkr.ecr.eu-west-2.amazonaws.com/${ECR_REPOSITORY}:${IMAGE_TAG}-arm64" "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-arm64"
-          docker push "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-arm64"
+          IMAGE_NAME_LOWER=$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker tag "${ACCOUNT_ID}.dkr.ecr.eu-west-2.amazonaws.com/${ECR_REPOSITORY}:${IMAGE_TAG}-arm64" "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-arm64"
+          docker push "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-arm64"
         env:
           ACCOUNT_ID: ${{ steps.retrieve-deploy-account-id.outputs.account_id }}
           ECR_REPOSITORY: ${{ inputs.ecr_name }}
           IMAGE_TAG: ${{ inputs.container_image_tag }}
 
       - name: Create and push multi-arch manifest
         run: |
-          docker manifest create "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}" \
-            --amend "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-amd64" \
-            --amend "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}-arm64"
-          docker manifest push "${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:${IMAGE_TAG}"
+          IMAGE_NAME_LOWER=$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]')
+          docker manifest create "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}" \
+            --amend "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-amd64" \
+            --amend "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}-arm64"
+          docker manifest push "${{ env.REGISTRY }}/${IMAGE_NAME_LOWER}:${IMAGE_TAG}"
         env:
           IMAGE_TAG: ${{ inputs.container_image_tag }}