- Remove duplicate H1 header (frontmatter provides title)
- Remove horizontal rules throughout
- Convert Prerequisites to admonition
- Add Quick Path TL;DR admonition
- Convert Key Takeaway to tip admonition
- Convert TEA Workflows list to Quick Reference table
- Convert Troubleshooting to Common Questions FAQ format
- Rename Need Help to Getting Help section
- Remove redundant Feedback section
Also adds missing @clack/prompts dependency from upstream merge.
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>