semblyhub.io/ceposta/demo-add-header:v0.2 \
  --id=myfilter \
  --namespace=bookinfo \
  --config &#39;tomorrow&#39;
</code></pre><p>This will add the <code>demo-add-header</code> extension to all workloads running in the <code>bookinfo</code> namespace. We can get more fine-grained control over which workloads get the extension by using the <code>--labels</code> parameter:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$  wasme deploy istio webassemblyhub.io/ceposta/demo-add-header