feat: comprehensive 17-section SEO/GEO audit report with GEO scoring (v2.1.0)

CHANGELOG.md

@@ -4,6 +4,35 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning]
+## [2.1.0] - 2026-03-18 22:06 UTC
+
+### Added
+- **Comprehensive 17-Section Report** — Full rebuild of SEO/GEO audit report generator with all industry-standard sections:
+  - Executive Summary with stats grid
+  - 6-Category Scoring Breakdown with progress bars (Overall, Technical, Content, Performance, Social, GEO)
+  - Meta Tags Analysis (9 checks: title, description, keywords, viewport, charset, canonical, robots, X-Frame-Options, protocol)
+  - Social & Open Graph (8 properties with pass/fail status)
+  - Heading Structure with hierarchy visualization
+  - Links Analysis with sample external links table
+  - Images & Alt Text with missing-alt report
+  - Content Analysis with readability recommendations
+  - Performance Signals (12 metrics including encoding, scripts, preconnect, preload, DNS prefetch, async/defer)
+  - Accessibility (4 checks: lang, ARIA, first-image alt, alt coverage)
+  - Structured Data / Schema detection
+  - Hreflang Tags
+  - GEO Analysis with readiness score, 4 sub-scores (Factual, Entity, Content Depth, Citeability), and improvement checklist
+  - Issues & How to Fix (severity badges, category-specific fix instructions)
+  - Prioritized Action Plan (high/medium/low with impact labels)
+  - Recommended FAQ Schema Questions (auto-generated based on domain)
+  - SEO/GEO Best Practices Checklist (12 items)
+- **GEO Scoring Engine** — 0-100 GEO readiness score based on schema markup, content depth, heading hierarchy, and citeability signals
+- **Auto-Generated Action Plan** — 20+ prioritized fixes derived from audit data with severity and impact labels
+- **Print-Optimized CSS** — Clean white-on-dark print styles for professional PDF output
+
+### Technical Details
+- Files modified: 1 (seo-report.ts) — complete rewrite, 530+ lines
+
+
 ## [2.0.1] - 2026-03-18 21:56 UTC
 
 ### Fixed