Extract docker metadata to add tags/labels to the pushed images

.github/workflows/python-release.yml

@@ -33,13 +33,19 @@ jobs:
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME  }}
           password: ${{ secrets.DOCKERHUB_TOKEN  }}
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@v5
+        with:
+          images: effectiverange/apt-server
       - name: Build and push
         uses: docker/build-push-action@v5
         with:
           context: .
           platforms: linux/amd64,linux/arm64
           push: true
-          tags: effectiverange/apt-server:latest
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
           build-args: |
             PACKAGE_ARCHS=armhf,arm64,amd64
       - name: Release