publish.yml

name: Publish Docker Image

on:
  # TODO: When classify-client is fully cut over to Argo, remove this
  # workflow_dispatch trigger
  workflow_dispatch: {}
  pull_request:
    branches:
      - master
  # push:
  #   branches:
  #     - master
  #   tags:
  #     - v[0-9]+.[0-9]+.[0-9]+

jobs:
  build_image:
    name: Build and Publish Image
    runs-on: ubuntu-latest
    env:
      GAR_LOCATION: us
      GAR_REPOSITORY: classify-client-prod
      GCP_PROJECT_ID: moz-fx-classify-client-pr-09cc
      IMAGE: classify-client
    permissions:
      contents: read
      id-token: write
    steps:
      - id: checkout-application-repo
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - id: build-version-json
        run: |
          printf '{\n    "commit": "%s",\n    "version": "%s",\n    "source": "%s",\n    "build": "%s"\n}\n' \
          "$(git rev-parse --short HEAD)" \
          "$(git describe --tags --abbrev=4)" \
          "$(git config --get remote.origin.url)" \
          "$GITHUB_SERVER_URL/$GITHUB_REPOSITORY/actions/runs/$GITHUB_RUN_ID" > ./version.json
          # Show complete version.json for debugging
          cat ./version.json

      - uses: docker/setup-buildx-action@v3

      - id: gcp_auth
        uses: google-github-actions/auth@v2
        if: ${{ github.event_name != 'pull_request' }}
        with:
          token_format: access_token
          service_account: artifact-writer@${{ env.GCP_PROJECT_ID }}.iam.gserviceaccount.com
          workload_identity_provider: ${{ vars.GCPV2_GITHUB_WORKLOAD_IDENTITY_PROVIDER }}

      - name: Login to GAR
        uses: docker/login-action@v3
        if: ${{ github.event_name != 'pull_request' }}
        with:
          registry: ${{ env.GAR_LOCATION }}-docker.pkg.dev
          username: oauth2accesstoken
          password: ${{ steps.gcp_auth.outputs.access_token }}

      - id: meta
        name: generate Docker image metadata
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.GAR_LOCATION }}-docker.pkg.dev/${{ env.GCP_PROJECT_ID }}/${{ env.GAR_REPOSITORY }}/${{ env.IMAGE }}
          # https://github.com/marketplace/actions/docker-metadata-action#tags-input
          # Every workflow run builds a new `latest` image
          # Every semver-tagged commit builds a new image tagged with the semver version
          tags: |
            type=raw,value=latest
            type=semver,pattern={{raw}}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: ${{ github.event_name != 'pull_request' }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max