update-submodules.yml

name: Update Submodules

on: 
  workflow_dispatch:

jobs: 
  update-submodules: 
    runs-on:  ubuntu-latest
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: 0
          token: ${{ secrets.RELEASE_TOKEN }}

      - name: Update submodules to latest
        run: |
          git submodule update --remote --merge

      - name: Check for changes
        id:  check_changes
        run: |
          if git diff --quiet; then
            echo "changed=false" >> $GITHUB_OUTPUT
          else
            echo "changed=true" >> $GITHUB_OUTPUT
          fi

      - name: Commit and push changes
        if:  steps. check_changes.outputs.changed == 'true'
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          git add .
          git commit -m "Update submodules to latest versions"
          git push