update-dotnet-install-script.yml

name: "Updates vendor 'dotnet-install' script"
on:
  workflow_dispatch:
  schedule:
  - cron: '0 0 * * 0'  # Runs every Sunday at midnight UTC (adjust as needed)

jobs:
  fetch-latest-dotnet-install:
    runs-on: ubuntu-latest
    environment: documentation # grants access to secrets.PAT, for creating pull requests
    permissions:
      contents: write
      pull-requests: write
    steps:
      - uses: actions/checkout@v4

      - name: Run fetch-latest-dotnet-install.sh
        run: src/dotnet/scripts/fetch-latest-dotnet-install.sh

      - name: Create a PR for dotnet-install.sh
        id: push_image_info
        env:
          GITHUB_TOKEN: ${{ secrets.PAT }}
        run: |
          set -e
          echo "Start."

          # Update dotnet-install for Oryx Feature as well
          cp src/dotnet/scripts/vendor/dotnet-install.sh src/oryx/scripts/vendor/dotnet-install.sh

          # Configure git and Push updates
          git config --global user.email github-actions@github.com
          git config --global user.name github-actions
          git config pull.rebase false

          branch=automated-script-update-$GITHUB_RUN_ID
          git checkout -b $branch
          message='[Updates] Automated vendor 'dotnet-install' script'

          # Add / update and commit
          git add src/dotnet/scripts/vendor/dotnet-install.sh
          git add src/oryx/scripts/vendor/dotnet-install.sh

          git commit -m 'Automated dotnet-install script update' || export NO_UPDATES=true

          # Bump version and push
          if [ "$NO_UPDATES" != "true" ] ; then
              echo "$(jq --indent 4 '.version = (.version | split(".") | map(tonumber) | .[2] += 1 | join("."))' src/dotnet/devcontainer-feature.json)"  > src/dotnet/devcontainer-feature.json
              git add src/dotnet/devcontainer-feature.json

              echo "$(jq --indent 4 '.version = (.version | split(".") | map(tonumber) | .[2] += 1 | join("."))' src/oryx/devcontainer-feature.json)"  > src/oryx/devcontainer-feature.json
              git add src/oryx/devcontainer-feature.json

              git commit -m 'Bump version'
              git push origin "$branch"
              gh api \
                --method POST \
                -H "Accept: application/vnd.github+json" \
                /repos/${GITHUB_REPOSITORY}/pulls \
                -f title="$message" \
              -f body="$message" \
              -f head="$branch" \
              -f base="$GITHUB_REF_NAME"
          fi