Comprehensive website traffic analysis workflow. Use when the user asks to analyze a website's traffic, check competitor traffic, analyze best-performing content, see keywords driving traffic, or assess page performance. Supports Similarweb, Ahrefs (via MCP), Semrush (via API), DataForSEO (via MCP), and user-uploaded data exports (CSV/XLSX from GSC, GA4, Ahrefs, Semrush, etc.).