[WIP] Update README to follow HERO pattern and document helpers

[Copilot]

Thanks for assigning this issue to me. I'm starting to work on it and will keep this PR's description up to date as I form a plan and make progress.

Original prompt

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This section details on the original issue you should resolve

<issue_title>Update README to follow HERO pattern and document helper implementation</issue_title>
<issue_description>Update the solution's README file to improve the global documentation by following the HERO pattern. For each project in the solution:

• Add clear sections in the README that correspond to the HERO model (Highlight, Explain, Resources, Operation).
• Document how to implement and use the helpers provided by each project.
• Include detailed steps/examples for integrating helpers into other projects within the solution.

This effort will improve the onboarding process for new contributors and provide better guidance on leveraging the provided helpers.</issue_description>

Comments on the Issue (you are @copilot in this section)

• Fixes Update README to follow HERO pattern and document helper implementation #50

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[mathieumack]

Better than previous version ;)