name: Update README

on:
  push:
    branches:
      - main

permissions:
  contents: write

jobs:
  update-readme:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          
      - name: Run update script
        run: node scripts/update_readme.js
        
      - name: Check for changes
        id: git-check
        run: |
          git diff --exit-code || echo "changes=true" >> $GITHUB_OUTPUT
          
      - name: Commit and push changes
        if: steps.git-check.outputs.changes == 'true'
        run: |
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git add README.md
          git commit -m "Update README [skip ci]"
          git push