task-run-helloworld.yaml

apiVersion: tekton.dev/v1alpha1
kind: TaskRun
metadata:
  name: task-run-helloworld
spec:
  serviceAccount: serviceaccount-tekton
  taskRef:
    name: task-build
  trigger:
    type: manual
  inputs:
    resources:
      - name: docker-source
        resourceRef:
          name: ow-git
    params:
      - name: TARGET_IMAGE_NAME
        value: "docker.io/<your docker namespace>/nodejs-10-helloworld"
      - name: DOCKERFILE
        value: "./docker-source/core/nodejs10Action/knative/Dockerfile"
      - name: OW_ACTION_NAME
        value: "helloworld"
      - name: OW_ACTION_CODE
        value: "function main() {return {payload: 'Hello World!'};}"
  outputs:
    resources:
      - name: builtImage
        resourceRef:
          name: ow-registry