docker-publish.yml

name: Build and Sign Container Image

on:
  push:
    branches: [main]
    tags: ['v*']
  pull_request:
    branches: [main]

env:
  FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
  REGISTRY: docker.io
  IMAGE_NAME: dockerdigitalarsenal/space-data-network

permissions:
  contents: read
  id-token: write

jobs:
  build-and-sign:
    name: Build and Sign Image
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '24'
          cache: 'npm'
          cache-dependency-path: |
            sdn-js/package-lock.json
            webui/package-lock.json

      - name: Build shared admin shell assets
        working-directory: sdn-js
        run: |
          npm ci
          npm run build:ui

      - name: Build IPFS WebUI assets
        working-directory: webui
        run: |
          npm ci
          npm run build

      - name: Install cosign
        uses: sigstore/cosign-installer@v3.4.0
        with:
          cosign-release: 'v2.2.3'

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

      - name: Log in to Docker Hub
        if: github.event_name != 'pull_request'
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: dockerdigitalarsenal
          password: ${{ secrets.DOCKERHUB_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=pr
            type=semver,pattern={{version}}
            type=semver,pattern={{major}}.{{minor}}
            type=sha,prefix=

      - name: Build and push Docker image
        id: build-and-push
        uses: docker/build-push-action@v5
        with:
          context: .
          file: deployment/docker/Dockerfile
          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
          provenance: true
          sbom: true

      - name: Sign container image
        if: github.event_name != 'pull_request'
        env:
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
          TAGS: ${{ steps.meta.outputs.tags }}
        run: |
          images=""
          for tag in ${TAGS}; do
            images+="${tag}@${DIGEST} "
          done
          cosign sign --yes ${images}

      - name: Attest SBOM
        if: github.event_name != 'pull_request'
        env:
          DIGEST: ${{ steps.build-and-push.outputs.digest }}
        run: |
          IMAGE="${IMAGE_NAME}@${DIGEST}"
          docker run --rm anchore/syft:latest packages "${IMAGE}" -o cyclonedx-json > sbom.json || true
          if [ -f sbom.json ] && [ -s sbom.json ]; then
            cosign attest --yes --predicate sbom.json --type cyclonedx "${IMAGE}"
          else
            echo "::warning::SBOM generation skipped or failed"
          fi

      - name: Output verification instructions
        if: github.event_name != 'pull_request'
        run: |
          echo "=== Verification Instructions ===" >> "$GITHUB_STEP_SUMMARY"
          echo "" >> "$GITHUB_STEP_SUMMARY"
          echo "To verify the image signature:" >> "$GITHUB_STEP_SUMMARY"
          echo '```bash' >> "$GITHUB_STEP_SUMMARY"
          echo "cosign verify ${IMAGE_NAME}:${{ github.ref_name }} \\" >> "$GITHUB_STEP_SUMMARY"
          echo "  --certificate-identity-regexp='https://github.com/${{ github.repository }}/.*' \\" >> "$GITHUB_STEP_SUMMARY"
          echo "  --certificate-oidc-issuer='https://token.actions.githubusercontent.com'" >> "$GITHUB_STEP_SUMMARY"
          echo '```' >> "$GITHUB_STEP_SUMMARY"

  verify-signature:
    name: Verify Image Signature
    runs-on: ubuntu-latest
    needs: build-and-sign
    if: github.event_name != 'pull_request'

    steps:
      - name: Install cosign
        uses: sigstore/cosign-installer@v3.4.0

      - name: Verify image
        run: |
          cosign verify ${{ env.IMAGE_NAME }}:${{ github.ref_name }} \
            --certificate-identity-regexp='https://github.com/${{ github.repository }}/.*' \
            --certificate-oidc-issuer='https://token.actions.githubusercontent.com'

      - name: Summary
        run: |
          echo "# Container Image Signing Summary" >> "$GITHUB_STEP_SUMMARY"
          echo "" >> "$GITHUB_STEP_SUMMARY"
          echo "| Image | Tag | Signed |" >> "$GITHUB_STEP_SUMMARY"
          echo "|-------|-----|--------|" >> "$GITHUB_STEP_SUMMARY"
          echo "| ${{ env.IMAGE_NAME }} | ${{ github.ref_name }} | yes |" >> "$GITHUB_STEP_SUMMARY"