created release file

.github/workflows/release.yml

@@ -0,0 +1,118 @@
+name: Publish package to GitHub Packages
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+env:
+  IMAGE_NAME: action
+
+jobs:
+  test-image:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/[email protected]
+      - name: Check that the image builds
+        run: docker build . --file Dockerfile
+  validate-action:
+    runs-on: ubuntu-latest
+    if: github.event_name == 'pull_request'
+    steps:
+      - uses: actions/[email protected]
+      # This checks that .github/workflows/review-bot.yml is pointing towards the main branch
+      # as, during development, we change this to use the code from the test branch and
+      # we may forget to set it back to main
+      - name: Validate that action points to main branch
+        run: |
+          BRANCH=$(yq '.jobs.review-approvals.steps[1].uses' $FILE_NAME | cut -d "@" -f2)
+          # If the branch is not the main branch
+          if [ "$BRANCH" != "$GITHUB_BASE_REF" ]; then
+            echo "Action points to $BRANCH. It has to point to $GITHUB_BASE_REF instead!"
+            exit 1
+          else
+            echo "Action is correctly pointing to $GITHUB_BASE_REF"
+          fi
+        env:
+          FILE_NAME: ".github/workflows/review-bot.yml"
+
+  test-versions:
+    runs-on: ubuntu-latest
+    outputs:
+      version: ${{ steps.verification.outputs.VERSION }}
+    steps:
+      - uses: actions/[email protected]
+      - name: Extract package.json version
+        id: package_version
+        run: echo "VERSION=$(jq '.version' -r package.json)" >> $GITHUB_OUTPUT
+      - name: Extract action.yml version
+        uses: mikefarah/yq@master
+        id: action_image
+        with:
+          cmd: yq '.runs.image' 'action.yml'
+      - name: Parse action.yml version
+        id: action_version
+        run: |
+          echo "IMAGE_VERSION=$(echo $IMAGE_URL | cut -d: -f3)" >> $GITHUB_OUTPUT
+        env:
+          IMAGE_URL: ${{ steps.action_image.outputs.result }}
+      - name: Compare versions
+        id: verification
+        if: steps.action_version.outputs.IMAGE_VERSION != 'Dockerfile'
+        run: |
+          echo "Verifying that $IMAGE_VERSION from action.yml is the same as $PACKAGE_VERSION from package.json"
+          [[ $IMAGE_VERSION == $PACKAGE_VERSION ]]
+          echo VERSION=v$VERSION >> $GITHUB_OUTPUT
+        env:
+          IMAGE_VERSION: ${{ steps.action_version.outputs.IMAGE_VERSION }}
+          PACKAGE_VERSION: ${{ steps.package_version.outputs.VERSION }}
+
+  tag:
+    if: github.event_name == 'push'
+    needs: [test-image, test-versions]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    outputs:
+      tagcreated: ${{ steps.autotag.outputs.tagcreated }}
+      tagname: ${{ steps.autotag.outputs.tagname }}
+    steps:
+      - uses: mukunku/[email protected]
+        id: checkTag
+        with: 
+          tag: ${{ needs.test-versions.outputs.version }}
+      - run: echo ${{ steps.checkTag.outputs.exists }}
+      - name: Tag version and create release
+        if: steps.checkTag.outputs.exists == 'false'
+        run: gh release create $VERSION --generate-notes
+        env:
+          VERSION: ${{ needs.test-versions.outputs.version }}
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      packages: write
+    needs: [tag, test-versions]
+    if: needs.tag.outputs.tagname != ''
+    steps:
+      - uses: actions/checkout@v3
+      - name: Build image
+        run: docker build . --file Dockerfile --tag $IMAGE_NAME
+      - name: Log into registry
+        run: echo "${{ secrets.GITHUB_TOKEN }}" | docker login docker.pkg.github.com -u ${{ github.actor }} --password-stdin
+      - name: Push image
+        run: |
+          IMAGE_ID=docker.pkg.github.com/${{ github.repository }}/$IMAGE_NAME
+          # Change all uppercase to lowercase
+          IMAGE_ID=$(echo $IMAGE_ID | tr '[A-Z]' '[a-z]')
+          # Strip git ref prefix from version
+          VERSION=$(echo "${{ github.ref }}" | sed -e 's,.*/\(.*\),\1,')
+          # Strip "v" prefix from tag name
+          [[ ! -z $TAG ]] && VERSION=$(echo $TAG | sed -e 's/^v//')
+          # Use Docker `latest` tag convention
+          [ "$VERSION" == "main" ] && VERSION=latest
+          echo IMAGE_ID=$IMAGE_ID
+          echo VERSION=$VERSION
+          docker tag $IMAGE_NAME $IMAGE_ID:$VERSION
+          docker push $IMAGE_ID:$VERSION
+        env:
+          TAG: ${{ needs.test-versions.outputs.version }}