update-readme.yml

name: Update README with directory tree

on:
  push:
    branches:
      - main
      - workflow_testing

jobs:
  update-readme:
    runs-on: ubuntu-latest
    steps:
      - name: Debug
        run: |
          echo "Current directory: $(pwd)"
          echo "Contents of the current directory: $(ls -al)"
          echo "Contents of the repository after checkout: $(ls -al)"

      - name: Checkout
        uses: actions/checkout@v2

      - name: Generate directory tree
        run: |
          # Generate tree, excluding specified directories
          tree -I '.git|node_modules|.github|README.md' > directory_tree.txt

          # Check for tree generation errors
          if [ ! -s directory_tree.txt ]; then
            echo "Error: Directory tree file is empty. Check for issues with the tree command."
            exit 1  # Terminate workflow with an error
          fi

      - name: Update directory tree in README
        run: |
          # Add new directory tree below the existing # Directory Tree within <details> block
          sed -i '/# Directory Tree/,$d' README.md
          echo -e "# Directory Tree\n\`\`\`bash" >> README.md
          cat directory_tree.txt >> README.md
          echo -e "\`\`\`\n" >> README.md

      - name: Commit and push changes
        run: |
          git config --local user.email "actions@github.com"
          git config --local user.name "GitHub Actions"
          git add README.md
          git commit -m "Update directory tree in README" || true
          git push

          # nn