name: Merge branches
on:
  workflow_call:

runs:
  using: "composite"
  steps:
    - name: Checkout ${{ github.event.pull_request.base.ref || 'master' }}
      uses: actions/checkout@v3
      with:
        ref: ${{ github.event.pull_request.base.ref || '' }}
        fetch-depth: 0 # Fetch all history
    - name: Merge pr-${{ github.event.number }} into ${{ github.event.pull_request.base.ref }}
      if: github.event_name == 'pull_request'
      shell: bash
      run: |
        git config user.name "BBB Automated Tests"
        git config user.email "tests@bigbluebutton.org"
        git config pull.rebase false
        git pull origin pull/${{ github.event.number }}/head:${{ github.head_ref }}