* docs: Add docs-review guidelines AGENTS.md
* Address review feedback - backport-awareness guidance, check for internal inconsistency within pages, point agents to the docs-website remark-lint config, normalize list markers and nesting in both files
* feedback entries: claude.md addition (rodgtr1) and documentation-style-guide.md (ptgott)
* re-theme AGENTS-STYLE.md as a review guide; dedupe with style guide
* post-feedback from Codex: correcting relative path to contributing file
