name: Cleanup

on:
  schedule:
    - cron: '30 0 1 * *'

jobs:
  cleanup:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Set up Java
        uses: actions/setup-java@v4
        with:
          java-version: '11'
          distribution: 'temurin'

      - name: Download BFG
        run: curl -Lo bfg.jar https://repo1.maven.org/maven2/com/madgag/bfg/1.14.0/bfg-1.14.0.jar

      - name: Delete all files with BFG
        run: java -jar bfg.jar --delete-all-files .

      #  或者，如果要删除特定文件:
      # - name: Delete specific files with BFG
      #   run: java -jar bfg.jar --delete-files '要删除的文件名' .


      - name: Commit changes
        uses: stefanzweifel/git-auto-commit-action@v5
        with:
          commit_message: "Monthly cleanup with BFG"
          branch: main
          push_options: --force