cleanHistory.yml

name: Clean output/*.png History

on:
  workflow_dispatch:  # Manual trigger for safety

permissions:
  contents: write     # Required for force pushing

jobs:
  filter-repo:
    runs-on: ubuntu-latest
    steps:
    - name: Checkout repository
      uses: actions/checkout@v4
      with:
        fetch-depth: 0  # Get full history

    - name: Install git-filter-repo
      run: |
        sudo apt-get update && sudo apt-get install -y python3-pip
        pip3 install git-filter-repo

    - name: Clean output/*.png history
      run: |
        # Remove all historical PNG files in the output/ directory
        git filter-repo --path-glob 'output/*.png' --invert-paths

    - name: Reconfigure Git remote
      run: |
        git config user.name "GitHub Actions"
        git config user.email "actions@github.com"
        # Re-add the origin remote
        git remote add origin https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}.git

    - name: Force push cleaned history
      run: git push origin HEAD:main --force