PostalCode2NUTS/.github/workflows/ci.yml at main · bk86a/PostalCode2NUTS · GitHub

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name: CI

on:
  push:
    branches: [main]
  pull_request:
    branches: [main]

permissions:
  contents: read
  packages: write
  pull-requests: read

jobs:
  # Detect whether the change touches any code-relevant path.
  # Docs-only changes (README, *.md, *.csv, docs/**) skip heavy work
  # while every required check name still reports success — this avoids
  # the paths-ignore + required-status-checks deadlock that previously
  # blocked docs-only PRs.
  changes:
    runs-on: ubuntu-latest
    outputs:
      code: ${{ steps.filter.outputs.code }}
    steps:
      - uses: actions/checkout@v6
      - uses: dorny/paths-filter@v4
        id: filter
        with:
          filters: |
            code:
              - 'app/**'
              - 'tests/**'
              - 'scripts/**'
              - 'requirements*.txt'
              - 'requirements.lock'
              - 'pyproject.toml'
              - 'Dockerfile'
              - 'Makefile'
              - '.github/workflows/**'

  lint:
    needs: changes
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - if: needs.changes.outputs.code == 'true'
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"
      - if: needs.changes.outputs.code == 'true'
        run: pip install ruff
      - if: needs.changes.outputs.code == 'true'
        run: ruff check app/ scripts/
      - if: needs.changes.outputs.code == 'true'
        run: ruff format --check app/ scripts/
      - if: needs.changes.outputs.code != 'true'
        run: echo "Docs-only change — skipping lint."

  import-check:
    needs: changes
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - if: needs.changes.outputs.code == 'true'
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"
      - if: needs.changes.outputs.code == 'true'
        run: pip install -r requirements.txt
      - if: needs.changes.outputs.code == 'true'
        run: python -c "from app.main import app; print('imports OK')"
      - if: needs.changes.outputs.code != 'true'
        run: echo "Docs-only change — skipping import-check."

  security:
    needs: changes
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - if: needs.changes.outputs.code == 'true'
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"
      - if: needs.changes.outputs.code == 'true'
        run: pip install -r requirements.txt
      - if: needs.changes.outputs.code == 'true'
        name: Dependency audit
        run: pip install pip-audit && pip-audit -r requirements.lock
      - if: needs.changes.outputs.code == 'true'
        name: Static security analysis
        run: pip install bandit && bandit -r app/ -c pyproject.toml
      - if: needs.changes.outputs.code != 'true'
        run: echo "Docs-only change — skipping security."

  test:
    needs: changes
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - if: needs.changes.outputs.code == 'true'
        uses: actions/setup-python@v6
        with:
          python-version: "3.12"
      - if: needs.changes.outputs.code == 'true'
        run: pip install -r requirements-dev.txt
      - if: needs.changes.outputs.code == 'true'
        run: pytest tests/ -v
      - if: needs.changes.outputs.code != 'true'
        run: echo "Docs-only change — skipping tests."

  docker:
    needs: changes
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - if: needs.changes.outputs.code == 'true'
        name: Build image
        run: docker build -t postalcode2nuts .
      - if: needs.changes.outputs.code == 'true'
        name: Verify non-root user
        run: |
          user=$(docker run --rm postalcode2nuts whoami)
          echo "Container user: $user"
          [ "$user" = "appuser" ] || exit 1
      - if: needs.changes.outputs.code != 'true'
        run: echo "Docs-only change — skipping docker build."

  publish:
    if: github.event_name == 'push' && github.ref == 'refs/heads/main' && needs.changes.outputs.code == 'true'
    needs: [changes, lint, import-check, test, security, docker]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v6
      - uses: docker/login-action@v4
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      - uses: docker/metadata-action@v6
        id: meta
        with:
          images: ghcr.io/${{ github.repository }}
          tags: |
            type=raw,value=latest
            type=sha
      - uses: docker/build-push-action@v7
        with:
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}