kubevela/docs/examples/helm-module/scaler-td.yaml

apiVersion: core.oam.dev/v1beta1
kind: TraitDefinition
metadata:
  annotations:
    definition.oam.dev/description: "Manually scale the app"
  name: patch-scaler
spec:
  appliesToWorkloads:
    - deployments.apps
  extension:
    template: |-
      patch: {
         spec: replicas: parameter.replicas
      }
      parameter: {
      	replicas: *1 | int
      }