- Change ` ## Category` to ` **Category**` inside MkDocs Material
tabs to avoid MD023 linter errors (headings must start at col 0)
- Sanitize pipe characters in "why" text to prevent broken markdown tables
- Regenerated tech-digest.md (1328 lines, 3 tabs: 333/443/552 lines)
Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>