image-build.yml

# Attempt to build (but not push) the Docker image on Pull Requests
name: Image build
on:
  pull_request:
    branches:
      - main
    paths-ignore:
      - "**.md"
      - "docs/**"
      - "static/**"
      - "LICENSE"
permissions:
  contents: read
jobs:
  docker-image:
    name: Check docker image build
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@6524bf65af31da8d45b59e8c27de4bd072b392f5 # v3
      - name: Fetch latest release URL
        id: fetch_release_url
        run: |
          echo "LATEST_RELEASE=$(curl -s "https://api.github.com/repos/stacklok/codegate-ui/releases/latest" | jq -r '.zipball_url')" >> $GITHUB_ENV
      - name: Test build on x86
        id: docker_build
        uses: docker/build-push-action@b32b51a8eda65d6793cd0494a773d4f6bcef32dc # v5
        with:
          context: .
          file: ./Dockerfile
          platforms: linux/amd64
          push: false # Only attempt to build, to verify the Dockerfile is working
          load: true
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            LATEST_RELEASE=${{ env.LATEST_RELEASE }}