rebase_dependencies.yml

name: Automatic Rebase
on:
  push:
    branches:
      - master
jobs:
  check-branch:
    name: Check if dependencies branch exists
    runs-on: ubuntu-latest
    outputs:
      branch_exists: ${{ steps.check.outputs.exists }}
    steps:
      - name: Check for dependencies branch
        id: check
        run: |
          if git ls-remote --exit-code --heads https://github.com/${{ github.repository }}.git dependencies > /dev/null 2>&1; then
            echo "exists=true" >> $GITHUB_OUTPUT
          else
            echo "exists=false" >> $GITHUB_OUTPUT
          fi

  rebase:
    name: Rebase `dependencies` with `master`
    needs: check-branch
    if: needs.check-branch.outputs.branch_exists == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # otherwise, you will fail to push refs to dest repo
          ref: dependencies
      - run: |
          git config user.name github-actions
          git config user.email github-actions@github.com
          git rebase origin/master
          git push origin dependencies --force