docker-build.yml

name: Build and Push Docker Image

on:
  push:
    tags:
      - 'v*.*.*'  # Trigger on version tags (v1.0.0, v0.2.1, etc.)
    branches:
      - main  # Also build main for latest tag
  pull_request:
    branches:
      - main  # Test builds on PRs
  schedule:
    - cron: '0 6 * * 1'
  workflow_dispatch:  # Allow manual triggers
    inputs:
      build_ingest_full:
        description: "Build ingest-full image"
        required: false
        default: false
        type: boolean

env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    
    permissions:
      contents: read
      packages: write
      id-token: write  # For OIDC signing (optional future use)
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
      
      - name: Log in to GitHub Container Registry
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Extract metadata (tags, labels)
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            # Version tags (v1.0.0 → 1.0.0)
            type=semver,pattern={{version}}
            # Major.minor tags (v1.0.0 → 1.0)
            type=semver,pattern={{major}}.{{minor}}
            # Major tags (v1.0.0 → 1)
            type=semver,pattern={{major}}
            # Latest tag for main branch
            type=raw,value=latest,enable={{is_default_branch}}
            # PR tag (pr-15)
            type=ref,event=pr,prefix=pr-
            # Branch tag for main
            type=ref,event=branch,enable=${{ github.ref == 'refs/heads/main' }}
            # SHA tag for traceability
            type=sha,prefix=sha-
          labels: |
            org.opencontainers.image.title=ReqIF-OPA-MCP
            org.opencontainers.image.description=ReqIF compliance gate system with OPA and SARIF
            org.opencontainers.image.vendor=PromptExecution
      
      - name: Build and push Docker image
        id: build
        env:
          BUILD_START: ${{ github.run_id }}-${{ github.run_attempt }}-${{ github.job }}
        uses: docker/build-push-action@v6
        with:
          context: .
          target: runtime-lite
          platforms: linux/amd64,linux/arm64
          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
          build-args: |
            PYTHON_VERSION=3.10
            OPA_VERSION=0.71.0

      - name: Build runtime-lite image locally for size metrics
        if: always()
        run: |
          set -euo pipefail
          START_SECONDS=$(date +%s)
          docker buildx build \
            --platform linux/amd64 \
            --target runtime-lite \
            --load \
            -t local/reqif-opa-mcp:runtime-lite \
            .
          END_SECONDS=$(date +%s)
          SIZE_BYTES=$(docker image inspect local/reqif-opa-mcp:runtime-lite --format '{{.Size}}')
          DURATION_SECONDS=$((END_SECONDS - START_SECONDS))
          echo "## Runtime-lite build metrics" >> "$GITHUB_STEP_SUMMARY"
          echo "- Duration (s): ${DURATION_SECONDS}" >> "$GITHUB_STEP_SUMMARY"
          echo "- Size (bytes): ${SIZE_BYTES}" >> "$GITHUB_STEP_SUMMARY"
      
      - name: Generate artifact attestation
        if: github.event_name != 'pull_request' && steps.build.outputs.digest != ''
        uses: actions/attest-build-provenance@v2
        with:
          subject-name: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          subject-digest: ${{ steps.build.outputs.digest }}
          push-to-registry: true
      
      - name: Output image details
        run: |
          echo "## 🐳 Docker Image Published" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "**Registry:** \`${{ env.REGISTRY }}\`" >> $GITHUB_STEP_SUMMARY
          echo "**Image:** \`${{ env.IMAGE_NAME }}\`" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Tags" >> $GITHUB_STEP_SUMMARY
          echo "\`\`\`" >> $GITHUB_STEP_SUMMARY
          echo "${{ steps.meta.outputs.tags }}" >> $GITHUB_STEP_SUMMARY
          echo "\`\`\`" >> $GITHUB_STEP_SUMMARY
          echo "" >> $GITHUB_STEP_SUMMARY
          echo "### Pull Command" >> $GITHUB_STEP_SUMMARY
          echo "\`\`\`bash" >> $GITHUB_STEP_SUMMARY
          echo "docker pull ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:latest" >> $GITHUB_STEP_SUMMARY
          echo "\`\`\`" >> $GITHUB_STEP_SUMMARY

  build-ingest-full:
    runs-on: ubuntu-latest
    if: github.event_name == 'schedule' || (github.event_name == 'workflow_dispatch' && inputs.build_ingest_full)
    permissions:
      contents: read
      packages: write
    steps:
      - name: Checkout code
        uses: actions/checkout@v4

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

      - name: Log in to GitHub Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Build and push ingest-full image
        uses: docker/build-push-action@v6
        with:
          context: .
          target: ingest-full
          platforms: linux/amd64,linux/arm64
          push: true
          tags: |
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:ingest-full
            ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}:sha-${{ github.sha }}-ingest-full
          cache-from: type=gha
          cache-to: type=gha,mode=max
          build-args: |
            PYTHON_VERSION=3.10
            OPA_VERSION=0.71.0

      - name: Smoke test ingest-full docling import
        run: |
          set -euo pipefail
          docker buildx build \
            --platform linux/amd64 \
            --target ingest-full \
            --load \
            -t local/reqif-opa-mcp:ingest-full \
            .
          docker run --rm local/reqif-opa-mcp:ingest-full \
            python -c "import docling; print(docling.__version__)"