Update docker-publish.yaml

Author: aslafy-z

.github/workflows/docker-publish.yaml

@@ -44,6 +44,11 @@ jobs:
         with:
           platforms: arm64
 
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+        with:
+          platforms: linux/amd64,linux/arm64
+
       # Login against a Docker registry except on PR
       # https://github.com/docker/login-action
       - name: Log into registry ${{ env.REGISTRY }}