Update docker-publish.yml

Author: magicdude4eva

.github/workflows/docker-publish.yml

@@ -53,7 +53,9 @@ jobs:
           labels: ${{ steps.meta.outputs.labels }}
 
       - name: 🐞 Debug extracted short-description
-        run: echo "Short desc: ${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.description'] }}"
+        env:
+          SHORT_DESC: ${{ fromJSON(steps.meta.outputs.json).labels['org.opencontainers.image.description'] }}
+        run: echo "Short desc: $SHORT_DESC"
 
       - name: 📢 Publish README to Docker Hub
         uses: peter-evans/dockerhub-description@v4