chore(ci): add same version tag as Fedora (#92)

Co-authored-by: Marco Ceppi <marco@ceppi.net>

.github/workflows/build.yml

@@ -86,6 +86,13 @@ jobs:
               echo "${TAG}"
           done
           echo "alias_tags=${alias_tags[*]}" >> $GITHUB_OUTPUT
+          
+      - name: Get Current Fedora Version
+        id: labels
+        run: |
+          docker pull ghcr.io/ublue-os/silverblue-${{ matrix.image_flavor }}:${{ matrix.major_version }}
+          ver=$(docker inspect ghcr.io/ublue-os/silverblue-${{ matrix.image_flavor }}:${{ matrix.major_version }} | jq -r '.[].Config.Labels["org.opencontainers.image.version"]')
+          echo "VERSION=$ver" >> $GITHUB_OUTPUT  
 
       # Build metadata
       - name: Image Metadata
@@ -96,6 +103,7 @@ jobs:
             ${{ env.IMAGE_NAME }}
           labels: |
             org.opencontainers.image.title=${{ env.IMAGE_NAME }}
+            org.opencontainers.image.version=${{ steps.labels.outputs.VERSION }}
             org.opencontainers.image.description=Fedora Silverblue for Ubuntu Expatriates
             io.artifacthub.package.readme-url=https://raw.githubusercontent.com/ublue-os/bluefin/bluefin/README.md
             io.artifacthub.package.logo-url=https://avatars.githubusercontent.com/u/120078124?s=200&v=4