From 769f35780dd5e6cdf24846dabe8dfd928ed89e45 Mon Sep 17 00:00:00 2001
From: amrc-benmorrow <b.morrow@amrc.co.uk>
Date: Wed, 12 Jul 2023 10:19:30 +0100
Subject: [PATCH] Add the build pipeline actions. (#2)

---
 .github/workflows/docker-publish.yml | 101 +++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 .github/workflows/docker-publish.yml

diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
new file mode 100644
index 0000000..457bad7
--- /dev/null
+++ b/.github/workflows/docker-publish.yml
@@ -0,0 +1,101 @@
+name: Build & Publish Docker Image
+
+env:
+  REGISTRY: ghcr.io
+
+on:
+  release:
+    types: [ published ]
+    # Trigger only when a release with tag v*.*.* is published
+    tags:
+      - 'v[0-9]+.[0-9]+.[0-9]+'
+
+jobs:
+  update-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Update version in package.json
+        run: |
+          CURRENT_TAG=${GITHUB_REF#refs/tags/}
+          echo "Current tag: $CURRENT_TAG"
+          VERSION="${CURRENT_TAG#v}"
+          echo "Updating version to: $VERSION"
+          jq ".version = \"$VERSION\"" package.json > package.json.tmp
+          mv package.json.tmp package.json
+      - name: Create Pull Request
+        uses: peter-evans/create-pull-request@v4
+        with:
+          title: Update package.json version
+          branch: update-version
+          commit-message: Update package.json version
+          body: Update the version of `package.json` as part of release process
+          delete-branch: true
+          base: main
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+      id-token: write
+      pull-requests: write
+
+    steps:
+      - uses: actions/checkout@v3
+
+      # Install the cosign tool except on PR
+      # https://github.com/sigstore/cosign-installer
+      - name: Install cosign
+        if: github.event_name != 'pull_request'
+        uses: sigstore/cosign-installer@f3c664df7af409cb4873aa5068053ba9d61a57b6 #v2.6.0
+        with:
+          cosign-release: 'v1.13.1'
+
+      # Workaround: https://github.com/docker/build-push-action/issues/461
+      - name: Setup Docker buildx
+        uses: docker/setup-buildx-action@79abd3f86f79a9d68a23c75a09a9a85889262adf
+
+      # Login against a Docker registry except on PR
+      # https://github.com/docker/login-action
+      - name: Log into registry ${{ env.REGISTRY }}
+        if: github.event_name != 'pull_request'
+        uses: docker/login-action@28218f9b04b4f3f62068d7b6ce6ca5b26e35336c
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      # Extract metadata (tags, labels) for Docker
+      # https://github.com/docker/metadata-action
+      - name: Extract Docker metadata
+        id: meta
+        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        with:
+          images: ${{ env.REGISTRY }}/${{ github.repository }}
+
+      # Build and push Docker image with Buildx (don't push on PR)
+      # https://github.com/docker/build-push-action
+      - name: Build and push Docker image
+        id: build-and-push
+        uses: docker/build-push-action@ac9327eae2b366085ac7f6a2d02df8aa8ead720a
+        with:
+          context: .
+          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
+
+
+      # Sign the resulting Docker image digest except on PRs.
+      # This will only write to the public Rekor transparency log when the Docker
+      # repository is public to avoid leaking data.  If you would like to publish
+      # transparency data even for private images, pass --force to cosign below.
+      # https://github.com/sigstore/cosign
+      - name: Sign the published Docker image
+        if: ${{ github.event_name != 'pull_request' }}
+        env:
+          COSIGN_EXPERIMENTAL: "true"
+        # This step uses the identity token to provision an ephemeral certificate
+        # against the sigstore community Fulcio instance.
+        run: echo "${{ steps.meta.outputs.tags }}" | xargs -I {} cosign sign {}@${{ steps.build-and-push.outputs.digest }}