apiVersion: tekton.dev/v1
kind: Task
metadata:
  name: docker-registry
spec:
  params:
    - name: home
      type: string
      default: ""
      description: home directory

    - name: workshop
      type: string
      default: ""
      description: workshop within the repo where the source code is located

    - name: imageName
      type: string
      description: Base image name with registry (e.g. docker.unbox-x.net/registry/unbox-x-aisi-cron-app)

    - name: tag
      type: string
      description: Version tag to apply to the image (e.g. v0.2.0)

    - name: dockerfile
      type: string
      default: ./Dockerfile
      description: Path to Dockerfile

    - name: context
      type: string
      default: .
      description: Build context path (relative to workshop)

  workspaces:
    - name: shared
      description: Source code workspace

  results:
    - name: imageUrl
      description: Final pushed image URL with tag (e.g. registry/app:v0.2.0)

  steps:
    - name: prepare-docker
      image: alpine:3.21.3
      workingDir: /workspace/shared/$(params.workshop)
      env:
        - name: HOME
          value: /workspace/shared/$(params.home)

      script: |
        #!/bin/sh
        set -e

        ls -al $HOME
        ls -al $HOME/.docker

        IMAGE="$(params.imageName):$(params.tag)"
        echo "📦 Using image: $IMAGE"
        echo -n "$IMAGE" > /tekton/results/imageUrl

    - name: kaniko-build
      image: gcr.io/kaniko-project/executor:v1.23.2
      workingDir: $(workspaces.shared.path)/$(params.workshop)
      env:
        - name: HOME
          value: /workspace/shared/$(params.home)
        - name: DOCKER_CONFIG
          value: $HOME/.docker
      command:
        - /kaniko/executor
      args:
        - --dockerfile=$(params.dockerfile)
        - --context=$(params.context)
        - --destination=$(params.imageName):$(params.tag)
        - --skip-tls-verify
        - --verbosity=info
        - --reproducible