Suggestions to improve Copilot CLI Authentication docs

Justinechilufya2

Code of Conduct

I have read and agree to the GitHub Docs project's Code of Conduct

What article on docs.github.com is affected?

https://docs.github.com/en/enterprise-cloud@latest/copilot/how-tos/copilot-cli/set-up-copilot-cli/authenticate-copilot-cli

What part(s) of the article would you like to see updated?

Add Quick Start; add authentication method comparison table; clarify credential priority; document required permissions; reference troubleshooting at the top; add security recommendations; expand BYOK section with practical examples.

Additional information

Not a bug, only requesting improvements for clarity, practical onboarding, and security best practices.