update_buildscript.yml

# Checks daily to see if the buildscript is in need of an update
name: Update Buildscript

on:
  workflow_dispatch:
  schedule:
    - cron: '0 0 * * *' # "min hr day month year", so run once per day

jobs:
  buildscript-update:
    runs-on: ubuntu-latest

    # Avoid running this workflow on forks
    if: github.repository == 'GregTechCEu/GregTech'

    permissions:
      contents: write
      pull-requests: write

    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4

      - name: Setup Build
        uses: ./.github/actions/build_setup

      - name: Run Buildscript Updater
        run: ./gradlew updateBuildScript --warning-mode all --build-cache

      - name: Get New Buildscript Version
        id: version-check
        run: |
          new_version=$(head -1 build.gradle | sed -r 's|//version: (.*)|\1|g')
          echo "NEW_VERSION=$new_version" >> "$GITHUB_OUTPUT"

      - name: Create Pull Request
        id: create-pull-request
        uses: peter-evans/create-pull-request@v6
        env:
          GITHUB_TOKEN: ${{ secrets.BUILDSCRIPT_UPDATER_TOKEN }}
        with:
          token: ${{ secrets.BUILDSCRIPT_UPDATER_TOKEN }}
          commit-message: 'update build script version to ${{ steps.version-check.outputs.NEW_VERSION }}'
          branch: gha-update-buildscript
          title: Update build script version to ${{ steps.version-check.outputs.NEW_VERSION }}
          body: This pull request is created by the buildscript-update workflow
          labels: ignore changelog

      - name: Enable Pull-Request Auto-Merge
        if: steps.create-pull-request.outputs.pull-request-operation == 'created'
        run: gh pr merge --squash --auto "${{ steps.create-pull-request.outputs.pull-request-number }}"
        env:
          GH_TOKEN: ${{ secrets.BUILDSCRIPT_UPDATER_TOKEN }}