feat(ci): aggiungi label OCI per collegare container al repository Gitea

- Aggiunto org.opencontainers.image.source con URL del repository
- Aggiunto org.opencontainers.image.revision con SHA del commit
- Aggiunto org.opencontainers.image.version con versione del pacchetto
- Applicato a docker-release.yml e python-docker-release.yml

@25m

.gitea/workflows/python-docker-release.yml

@@ -104,6 +104,7 @@ jobs:
           REGISTRY="gitea.pzetatouch.it/pzeta_touch"
           echo "version_tag=${REGISTRY}/${APP_NAME}:${VERSION}" >> $GITHUB_OUTPUT
           echo "latest_tag=${REGISTRY}/${APP_NAME}:latest" >> $GITHUB_OUTPUT
+          echo "version=${VERSION}" >> $GITHUB_OUTPUT
 
       - name: Build and push Docker image
         uses: https://gitea.com/docker/build-push-action@v6
@@ -114,3 +115,7 @@ jobs:
           tags: |
             ${{ steps.tags.outputs.version_tag }}
             ${{ steps.tags.outputs.latest_tag }}
+          labels: |
+            org.opencontainers.image.source=${{ gitea.server_url }}/${{ gitea.repository }}
+            org.opencontainers.image.revision=${{ gitea.sha }}
+            org.opencontainers.image.version=${{ steps.tags.outputs.version }}