name: CI

on:
  pull_request:
  push:
    branches:
      - main
    tags:
      - "v*.*.*"

permissions:
  contents: read
  packages: write
  id-token: write

env:
  IMAGE_NAME: ghcr.io/${{ github.repository }}
  PYTHON_VERSION: "3.14"
  POETRY_VERSION: "2.4.1"

jobs:
  verify:
    name: Test and lint
    runs-on: ubuntu-latest

    steps:
      - name: Check out repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: ${{ env.PYTHON_VERSION }}

      - name: Install Poetry
        run: pipx install poetry==${{ env.POETRY_VERSION }}

      - name: Configure Poetry cache
        uses: actions/cache@v4
        with:
          path: ~/.cache/pypoetry
          key: poetry-${{ runner.os }}-${{ env.PYTHON_VERSION }}-${{ hashFiles('poetry.lock') }}
          restore-keys: |
            poetry-${{ runner.os }}-${{ env.PYTHON_VERSION }}-

      - name: Install dependencies
        run: poetry install --with dev --no-interaction --no-ansi --no-root

      - name: Run secret scanning
        uses: gitleaks/gitleaks-action@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Run lint
        run: poetry run ruff check src tests scripts

      - name: Run tests
        run: poetry run pytest -q

  docker:
    name: Build, sign, and publish image
    runs-on: ubuntu-latest
    needs: verify

    steps:
      - name: Check out repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to GHCR
        if: github.event_name == 'push'
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=branch
            type=ref,event=tag
            type=sha,prefix=sha-

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

      - name: Generate SBOM
        if: github.event_name == 'push'
        uses: aquasecurity/trivy-action@master
        with:
          image-ref: ${{ env.IMAGE_NAME }}:${{ steps.meta.outputs.version }}
          format: cyclonedx
          output: sbom.cyclonedx.json

      - name: Upload SBOM
        if: github.event_name == 'push'
        uses: actions/upload-artifact@v4
        with:
          name: sbom
          path: sbom.cyclonedx.json

      - name: Install cosign
        if: github.event_name == 'push'
        uses: sigstore/cosign-installer@v3

      - name: Sign container image
        if: github.event_name == 'push'
        env:
          DIGEST: ${{ steps.build.outputs.digest }}
        run: |
          cosign sign --yes \
            "${{ env.IMAGE_NAME }}@${DIGEST}"