ci.yaml

name: CI

"on":
  merge_group: {}
  pull_request: {}
  push:
    branches-ignore:
      # These should always correspond to pull requests, so ignore them for
      # the push trigger and let them be triggered by the pull_request
      # trigger, avoiding running the workflow twice.  This is a minor
      # optimization so there's no need to ensure this is comprehensive.
      - "dependabot/**"
      - "gh-readonly-queue/**"
      - "renovate/**"
      - "tickets/**"
      - "u/**"
    tags:
      - "*"

jobs:
  lint:
    runs-on: ubuntu-latest
    timeout-minutes: 5

    steps:
      - uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: "3.12"

      - name: Run pre-commit
        uses: pre-commit/action@v3.0.1

  test:
    runs-on: ubuntu-latest
    timeout-minutes: 10

    strategy:
      matrix:
        python:
          - "3.12"

    steps:
      - uses: actions/checkout@v4

      - name: Run tox
        uses: lsst-sqre/run-tox@v1
        with:
          python-version: ${{ matrix.python }}
          tox-envs: "py,coverage-report,typing"
          tox-requirements: requirements/tox.txt

  build:
    runs-on: ubuntu-latest
    needs: [lint, test]
    timeout-minutes: 10

    # Only do Docker builds of tagged releases and pull requests from ticket
    # branches.  This will still trigger on pull requests from untrusted
    # repositories whose branch names match our tickets/* branch convention,
    # but in this case the build will fail with an error since the secret
    # won't be set.
    if: >
      github.event_name != 'merge_group'
      && (startsWith(github.ref, 'refs/tags/')
          || startsWith(github.head_ref, 'tickets/'))

    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - uses: lsst-sqre/build-and-push-to-ghcr@v1
        id: build
        with:
          image: ${{ github.repository }}
          github_token: ${{ secrets.GITHUB_TOKEN }}