- Document ?dividend=true parameter in all report endpoints - Add DividendSectionRenderer to architecture diagrams and file structure - Update Struttura del report sections (Sezione 1b optional) - Document 4-key cache combinations (base/branded/dividend/branded+dividend) - Add 2026-03-23 changelog entries in DOCS.md Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>