cluster.fun/tekton/pipelines/tag.yaml

apiVersion: tekton.dev/v1beta1
kind: Pipeline
metadata:
  name: project-tag
  namespace: tekton-pipelines
spec:
  params:
    - name: projectname
      type: string
    - name: isprivate
      default: "true"
      type: string
    - name: dockerregistry
      type: string
      description: The Docker registry to push images to
      default: docker.cluster.fun/private
    - name: publicdockerregistry
      type: string
      description: The Docker registry to push images to
      default: docker.cluster.fun/averagemarcus
    - name: imagetag
      type: string
      description: The Docker image tag
      default: latest
  resources:
    - name: git-source
      type: git
  tasks:
    - name: build-and-publish-tag
      taskRef:
        name: docker-build-and-publish
      params:
        - name: IMAGE
          value: $(params.dockerregistry)/$(params.projectname):$(params.imagetag)
      resources:
        inputs:
          - name: src
            resource: git-source
    - name: build-and-publish-tag-public
      conditions:
        - conditionRef: is-public-project
          params:
            - name: isprivate
              value: $(params.isprivate)
      taskRef:
        name: docker-build-and-publish
      params:
        - name: IMAGE
          value: $(params.publicdockerregistry)/$(params.projectname):$(params.imagetag)
      resources:
        inputs:
          - name: src
            resource: git-source