update_changelog.yml

name: "Update Changelog"
on:
  push:
    branches:
      - master

jobs:
  update-changelog:
    concurrency: changelog
    runs-on: ubuntu-latest
    steps:

    - name: Generate App Token
      id: app-token-generation
      uses: actions/create-github-app-token@v1
      with:
        app-id: ${{ secrets.APP_ID }}
        private-key: ${{ secrets.APP_PRIVATE_KEY }}

    - name: "Check for ACTION_ENABLER secret and pass true to output if it exists to be checked by later steps"
      id: value_holder
      env:
        ENABLER_SECRET: ${{ secrets.ACTION_ENABLER }}
      run: |
        unset SECRET_EXISTS
        if [ -n "$ENABLER_SECRET" ]; then SECRET_EXISTS=true ; fi
        echo "::set-output name=ACTIONS_ENABLED::$SECRET_EXISTS"
    - name: Set up Python
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      uses: actions/setup-python@v3
      with:
        python-version: 3.8
    - name: Install dependencies
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      run: |
        python -m pip install --upgrade pip
        python -m pip install pyyaml pygithub
        sudo apt-get install dos2unix
    - name: Checkout
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      uses: actions/checkout@v3
      with:
        token: ${{ steps.app-token-generation.outputs.token }}
    - name: Fetch Changelog
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      run: |
        python .github/ss13_fetchchangelog.py html/changelogs
      env:
        REPO: ${{ github.repository }}
    - name: Update Changelog
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      run: |
        python .github/ss13_genchangelog.py html/changelogs
    - name: Commit
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      run: |
        git pull origin master
        git config --local user.email "${{ secrets.APP_PUBLIC_ID }}+${{ secrets.APP_PUBLIC_NAME }}[bot]@users.noreply.github.com"
        git config --local user.name "${{ secrets.APP_PUBLIC_NAME }}[bot]"
        git add html/changelogs/archive
        git commit -m "Automatic changelog compile [ci skip]" -a || true
    - name: "Push"
      if: steps.value_holder.outputs.ACTIONS_ENABLED
      uses: ad-m/github-push-action@master
      with:
        github_token: ${{ steps.app-token-generation.outputs.token }}