Run PHP-CS-Fixer on PRs and commit/push back changes

fix-php-cs.yml

# Update this by running
# curl https://gist.githubusercontent.com/mpdude/804005e2bc7717bc36e4def876a5303d/raw/fix-php-cs.yml > .github/workflows/fix-cs-php.yml

name: Coding Standards

on:
    push:
        branches:
            - master
    pull_request:

jobs:
    fix-cs-violations:
        name: Apply PHP-CS-Fixer
        runs-on: ubuntu-latest
        if: github.actor != 'dependabot[bot]'
        steps:
            -   name: Checkout code
                uses: actions/checkout@v4
                with:
                    ref: ${{ github.head_ref }}

            -   name: Run PHP-CS-Fixer
                uses: docker://ghcr.io/php-cs-fixer/php-cs-fixer:3.89.2-php8.4
                with:
                    args: "fix --show-progress=dots"

            -   name: Commit and push back changes
                uses: stefanzweifel/git-auto-commit-action@v5
                with:
                    commit_message: "Fix CS with PHP-CS-Fixer"