GCP image pipeline final tweaks and additions

Author: jonathanspw

.github/actions/shared-steps/action.yml

@@ -449,11 +449,16 @@ runs:
       if: env.IMAGE_TYPE == 'gcp'
       uses: 'google-github-actions/[email protected]'
 
-    - name: 'Upload output to GCP storage bucket'
+    - name: Upload output to GCP storage bucket
       if: env.IMAGE_TYPE == 'gcp'
       shell: bash
       run: gcloud storage cp ${{ env.IMAGE_FILE }} gs://almalinux-images-dev/almalinux-${version_major}${{ inputs.arch == 'aarch64' && '-arm64' || '' }}-v$(date +'%Y%m%d')/root.tar.gz
 
+    - name: Upload SBOM data to GCP storage bucket
+      if: env.IMAGE_TYPE == 'gcp'
+      shell: bash
+      run: gcloud storage cp ${{ env.IMAGE_FILE }}.sbom.spdx.json gs://almalinux-images-dev-sbom/${{ env.IMAGE_FILE }}.sbom.spdx.json
+
     - name: Clone gce_image_publish repo
       if: env.IMAGE_TYPE == 'gcp'
       uses: actions/checkout@v5