```yaml apiVersion: core.oam.dev/v1beta1 kind: Application metadata: name: deploy-workflowstep namespace: examples spec: components: - name: nginx-deploy-workflowstep type: webservice properties: image: nginx policies: - name: topology-hangzhou-clusters type: topology properties: clusterLabelSelector: region: hangzhou - name: topology-local type: topology properties: clusters: ["local"] namespace: examples-alternative workflow: steps: - type: deploy name: deploy-local properties: policies: ["topology-local"] - type: deploy name: deploy-hangzhou properties: # require manual approval before running this step auto: false policies: ["topology-hangzhou-clusters"] ```