Implement Hugo static site foundation for technical blog

[aspinall]

Summary

Successfully implemented a complete Hugo static site foundation for the technical blog, switching from Jekyll to Hugo due to dependency issues. The site includes:

• Complete Hugo configuration optimized for GitHub Pages
• Professional layouts and responsive design
• Content structure with homepage, about page, and sample post
• Comprehensive test suite for validation
• Agent OS product documentation and spec files

Changes Made

• Strategic Decision: Documented switch from Jekyll to Hugo (DEC-002) in decisions.md
• Hugo Setup: Complete site initialization with hugo.toml configuration
• Content Structure: Created content directory with posts, homepage, and about page
• Layouts: Built responsive HTML layouts with navigation and styling
• Testing: Implemented comprehensive test suite in Ruby for validation
• Documentation: Updated all Agent OS specs and technical documentation

Testing

• ✅ Hugo binary installation and version verification
• ✅ Site configuration validation (hugo.toml)
• ✅ Directory structure verification
• ✅ Content creation and rendering
• ✅ Local server functionality (hugo server)
• ✅ Site build process (hugo command)
• ✅ All 7 test cases passing

Technical Details

• Hugo Version: 0.148.2+extended (installed via Homebrew)
• Configuration: GitHub Pages optimized settings in hugo.toml
• Responsive Design: Mobile-first CSS with clean typography
• Code Highlighting: Configured Chroma syntax highlighting
• SEO Ready: Meta tags, RSS feed support, and semantic HTML

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