Documentation and Formatting Improvements:

• Added a tip in CONTRIBUTING.md recommending the markdownlint extension for VS Code to help catch markdown formatting issues before submitting a PR.
• Improved markdown formatting in gh-cli/README.md by updating code blocks, link text, and note formatting for better readability and consistency. [1] [2] [3] [4] [5] [6]
• Updated credits section in gh-cli/README.md to use proper markdown links and italics for attribution.

Authentication Instructions:

• Added instructions for authenticating to GitHub Enterprise Data Residency and using the GH_HOST environment variable in gh-cli/README.md.

Code Block and Output Examples:

• Specified code block language as text in scripts/README.md for repository lists and example outputs to improve formatting and clarity. [1] [2]