Pass user code that precedes the Argbash macros through verbatim - #216

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v2. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Input 'repository' has been deprecated with message: v2 is now available through docker/build-push-action@v2