release.yml

name: Release Buildpack
on:
  workflow_dispatch:
    inputs:
      requested_buildpack_id:
        description: "Buildpack ID"
        required: true

jobs:
  release:
    name: Release ${{ github.event.inputs.requested_buildpack_id }}
    runs-on: ubuntu-20.04 # ubuntu-latest currently resolves to 18.04 which does not have aws-cli 2.x yet
    env:
      REQUESTED_BUILDPACK_ID: ${{ github.event.inputs.requested_buildpack_id }}
    steps:
      - id: checkout
        name: "Checkout code"
        uses: actions/checkout@v2
      - id: setup-pack
        name: "Setup pack"
        uses: buildpacks/github-actions/setup-pack@v4.0.0
      - id: login
        name: "Login to public ECR"
        uses: docker/login-action@v1
        with:
          registry: public.ecr.aws
          username: ${{ secrets.AWS_ACCESS_KEY_ID }}
          password: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
        env:
          AWS_REGION: us-east-1
      - id: package
        name: "Package buildpack and publish to container registry"
        run: ./.github/scripts/release-workflow-package-push.sh
        shell: bash
      - id: add-registry-entry
        name: "Request Registry Entry"
        uses: docker://ghcr.io/buildpacks/actions/registry/request-add-entry:4.0.0
        with:
          token: ${{ secrets.PUBLIC_REPO_TOKEN }}
          id: ${{ steps.package.outputs.id }}
          version: ${{ steps.package.outputs.version }}
          address: ${{ steps.package.outputs.address }}
      - id: create_release
        name: Create Release
        uses: actions/create-release@v1
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ steps.package.outputs.id }}_${{ steps.package.outputs.version }}
          release_name: ${{ steps.package.outputs.id }} ${{ steps.package.outputs.version }}
          body: |
            Find the changelog here: [CHANGELOG](${{ steps.package.outputs.path }}/CHANGELOG.md)
            Docker: `docker pull ${{ steps.package.outputs.address }}`
          draft: false
          prerelease: false
      - id: prepare-pr
        name: "Prepare PR with version bumps and CHANGELOG updates"
        run: ./.github/scripts/release-workflow-prepare-pr.sh "${{ steps.package.outputs.id }}" "${{ steps.package.outputs.version }}" "docker://${{ steps.package.outputs.address }}"
        shell: bash
      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v3
        with:
          title: "Post-release updates: ${{ steps.package.outputs.id }} ${{ steps.package.outputs.version }}"
          commit-message: "Post-release updates: ${{ steps.package.outputs.id }} ${{ steps.package.outputs.version }}"
          branch-suffix: "random"
          labels: "automation"
          body: |
            Automated pull-request to update buildpack versions and changelogs
            after releasing version `${{ steps.package.outputs.version }}` of `${{ steps.package.outputs.id }}`.