modify-workflow.yaml

name: 'admin: register org'
on:
  push:
    branches:
      - actions-permissions
env:
  fbranch: 'test'
  title: 'workflow modified by github action'
jobs:
  register-org:
    runs-on: ubuntu-latest
    defaults:
      run:
        shell: bash
    steps:
      - name: checkout
        uses: actions/checkout@v4
      - name: config git
        run: |
          git config --global --add safe.directory '*'
          git config --global user.email 'git@prevision.cloud'
          git config --global user.name 'PrevisionApp'
      - name: make changes
        run: |
          # create a branch
          git fetch --no-tags --depth=1 origin "${fbranch}:${fbranch}" || not_found=$?
          if [[ -z "${not_found}" ]]; then
            echo '[WARNING]branch exists (reset)'
            git push -d origin "${fbranch}" # to auto-close open pr
            git branch -f "${fbranch}" ${{ github.ref }}
            git push -f origin "${fbranch}:${fbranch}"
          else
            git branch "${fbranch}"
          fi
        
          git checkout "${fbranch}"

          # modify the dummy workflow

          # test 1 - modify a copy to set test baseline
          # test 2 - modify in-place
          case test_1 in
            test_1)
              mkdir -p tmp/workflows
              cp .github/workflows/release.yaml tmp/workflows
              cd tmp/workflows
              ;;
            test_2) cd .github/workflows;;
          esac

          yq -i '.env.modifyme = "modified value"' release.yaml

          git add . && git commit -m "${title}"
          git push origin "${fbranch}:${fbranch}"
      - name: generate token
        id: generate-token
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ vars.APP_ID }}
          private-key: ${{ secrets.APP_PRIVATE_KEY }}
      - name: submit pull request
        env:
          GH_TOKEN: ${{ steps.generate-token.outputs.token }}
        run: |
          echo '### SCI Test' > body.md
          echo '' >> body.md
          echo 'this pull request has been opened by automation' >> body.md
          echo '' >> body.md
          echo 'to complete the registration process, move the updated workflows from `tmp/workflows` to `.github/workflows` and squash' >> body.md
          echo '' >> body.md
          echo '' >> body.md
          echo '_In case of any questions, deal with it_' >> body.md

          # open pr
          gh pr create \
            --base "${{ github.ref }}" \
            --head "${fbranch}" \
            --title "${title}" \
            --body-file body.md \
            --draft