main
feat(materials): Phase 12 finalization — sitemap-materials.xml, auto-index script, robots.ts update, final report
feat: add auto-index script for daily article submission to search engines
fix: deep audit V2 — 56 ChatGPT-starter removals across 47 articles
feat: expand 505 RU articles to 3000+ chars
feat: expand FAQs to 5+ for 205 RU articles (+387 FAQs)
feat: SEO audit + linguistic remediation for 676 RU articles