Enhance Step 1 with GitHub Actions resources

[arilivigni]

Added resources for learning about GitHub Actions.

[Copilot]

Pull request overview

This PR enhances the Step 1 documentation by adding a note section with links to GitHub Actions resources. The addition provides learners with helpful documentation references for understanding GitHub Actions fundamentals, workflow triggers, and pricing information.

Key changes:

• Added a NOTE callout with three resource links for learning about GitHub Actions

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[FidelusAleksander]

Honestly this feels out of place.

This exercise is about creating JavaScript actions - if we were to add a note here with learn more it should include links about that.

I accepted the other 2 pr's

[arilivigni]

Honestly this feels out of place.

This exercise is about creating JavaScript actions - if we were to add a note here with learn more it should include links about that.

I accepted the other 2 pr's

I moved it please review again.