DO NOT MERGE - for reference only

[kevinslin]

Summary

• Specializes the technical-documentation skill for OpenClaw docs operations.
• Reframes references around OpenClaw page types, docs IA, source-backed review, preservation audits, and governance rules.
• Keeps the diff against the technical-documentation governance branch shape, without reintroducing removed sub-agent prompt files.

Verification

• make validate
• make check-generated
• git diff --check origin/vincentkoc-code/technical-doc-governance-dry...HEAD -- skills/technical-documentation
• uvx pre-commit run --all-files

Note
Reference-only PR requested by Kevin. Do not merge.