Add Community exam prep threads as Study Resources

[Salgado2004]

PR Type

• Adding new question(s)

Warning: We do not support the inclusion of questions directly copied from official GitHub certification exams. Please only submit original questions and content that you have created.

• Other content changes (updating questions, answers, explanations or study resources)
• Code changes (non-content)
• Documentation changes
• Other

What's new?

This pull request includes several changes, primarily focused on adding new questions about GitHub Copilot and updating the contributing guidelines. The most important changes include the addition of new questions related to GitHub Copilot and the modification of the contributing guidelines to improve clarity.

New Questions Added:

• content/questions/copilot/question-004.md: Added a new question about the command used to install the GitHub Copilot extension on the CLI.
• content/questions/copilot/question-005.md: Added a new question about the principles of Prompt Engineering.
• content/questions/copilot/question-006.md: Added a new question about excluding specific files from GitHub Copilot.
• content/questions/copilot/question-007.md: Added a new question about Copilot's Content exclusions.
• content/questions/copilot/question-008.md: Added a new question about the GitHub Copilot Editor configuration file.
• content/questions/copilot/question-009.md: Added a new question about using GitHub Copilot's Productivity API.

Contributing Guidelines Update:

• CONTRIBUTING.md: Modified the warning format to improve clarity and consistency.

Additional Resources:

• content/study_resources/_index.md: Added new resources for GitHub Advanced Security Certification Exam Prep and GitHub Copilot Certification Exam Prep.

Related issue(s)

• Need more GitHub Copilot questions #290

Screenshots

[FidelusAleksander]

Thanks for contributing @Salgado2004 🚀 !

There are some minor things I'll fix for you and I'll go ahead and merge this :)