finecomb: exhaustive code review and security audit

Exhaustive code review and security audit checklist for any language. Root-cause facets distilled from real vulnerabilities, asked of every object; 46 general dimensions; 78 specialties by target type; 33 language and format tables, including configuration, regex and GPU programs; host, runtime and deployment checks; threat model, evidence levels and report format. Markdown only, read-only by default, for code and systems you own or are authorized to assess.