Dependency-upgrade-2025

BREAKING CHANGES FIXED: - Updated fa-dot-circle-o → fa-regular fa-dot-circle (8 instances) - Updated fa-lightbulb-o → fa-regular fa-lightbulb (4 instances) - Updated all fa fa-* → fa-solid fa-* syntax (hundreds of instances) - Migrated from Font Awesome v4/5 syntax to Font Awesome v7 syntax COMPREHENSIVE UPDATES: - All 24 HTML files updated with modern Font Awesome 7 classes - Replaced deprecated -o suffix icons with fa-regular equivalents - Updated solid icons to use fa-solid class prefix - Maintained visual consistency while using latest syntax BENEFITS: - All Font Awesome icons now display correctly - Future-proof syntax compatible with Font Awesome 7 - Better semantic meaning with explicit style classes - Improved maintainability and consistency 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude <noreply@anthropic.com>