add release.yml

.github/workflows/release.yml

@@ -0,0 +1,104 @@
+name: Release Pipeline
+
+on:
+  release:
+    types: [created]
+  workflow_dispatch: # Added for easier iterative testing as we discussed
+
+env:
+  REGISTRY: ghcr.io
+  # This dynamically sets the base image name to your repo path
+  IMAGE_BASE: ${{ github.repository }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        # Modernized to handle both components mentioned in your bootstrap script
+        include:
+          - service: backend
+            context: ./backend
+            image: ghcr.io/${{ github.repository }}/backend
+          - service: frontend
+            context: ./frontend
+            image: ghcr.io/${{ github.repository }}/frontend
+
+    permissions:
+      contents: read
+      packages: write
+      id-token: write      # Required for Keyless Cosign signing
+      security-events: write # Required to upload Trivy scan results to Security tab
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v3
+
+      - name: Log in to the Container registry
+        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: ${{ matrix.image }}
+          tags: |
+            type=semver,pattern={{version}}
+            type=sha,prefix=sha-
+            type=raw,value=latest,enable=${{ github.event_name == 'release' }}
+
+      - name: Build and push Docker image
+        id: build-push
+        uses: docker/build-push-action@v5
+        with:
+          context: ${{ matrix.context }}
+          push: true
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}
+          # Modern Feature: GitHub Actions Cache to speed up iterative builds
+          cache-from: type=gha
+          cache-to: type=gha,mode=max
+
+      - name: Run Trivy vulnerability scanner
+        uses: aquasecurity/trivy-action@0.20.0
+        with:
+          image-ref: ${{ matrix.image }}@${{ steps.build-push.outputs.digest }}
+          format: 'sarif'
+          output: 'trivy-results.sarif'
+          severity: 'CRITICAL,HIGH'
+
+      - name: Upload Trivy scan results to GitHub Security
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          sarif_file: 'trivy-results.sarif'
+          category: ${{ matrix.service }}
+
+      - name: Install Cosign
+        uses: sigstore/cosign-installer@v3.5.0
+
+      - name: Sign image and Attest SBOM
+        env:
+          DIGEST: ${{ steps.build-push.outputs.digest }}
+        run: |
+          # Keyless signing via GitHub OIDC
+          cosign sign --yes "${{ matrix.image }}@${{ env.DIGEST }}"
+
+          # Modern Feature: Instead of just 'attaching', we create a signed attestation
+          # This makes the SBOM part of the image's verifiable transparency log
+          cosign attest --yes --type cyclonedx --predicate <(trivy image --format cyclonedx "${{ matrix.image }}@${{ env.DIGEST }}") "${{ matrix.image }}@${{ env.DIGEST }}"
+
+      - name: Generate SLSA Provenance
+        # This provides a non-falsifiable record of where and how the image was built
+        uses: github-early-access/generate-build-provenance@v1
+        with:
+          subject-name: ${{ matrix.image }}
+          subject-digest: ${{ steps.build-push.outputs.digest }}
+          push-to-registry: true