Sitemap filter was excluding cookies/ and privacidad/ but not
aviso-legal/, even though that page is marked noindex,follow -- a
noindexed page has no business being listed for crawl discovery.
Also adds docs/seo-audit/mnqcatering.com-audit/ -- the full multi-agent
SEO audit run this session against the corrected live domain
(www.mnqeventos.es), including the FULL-AUDIT-REPORT.md, ACTION-PLAN.md,
and per-category findings files.