feat: Add comprehensive documentation suite and reorganize project structure

- Created complete documentation in docs/ directory
- Added PROJECT_OVERVIEW.md with feature highlights and getting started guide
- Added ARCHITECTURE.md with system design and technical details
- Added SECURITY.md with comprehensive security implementation guide
- Added DEVELOPMENT.md with development workflows and best practices
- Added DEPLOYMENT.md with production deployment instructions
- Added API.md with complete REST API documentation
- Added CONTRIBUTING.md with contribution guidelines
- Added CHANGELOG.md with version history and migration notes
- Reorganized all documentation files into docs/ directory for better organization
- Updated README.md with proper documentation links and quick navigation
- Enhanced project structure with professional documentation standards

f_scripts/shared/flagicon/flags/4x3/nr.svg

@@ -0,0 +1,12 @@
+<svg xmlns="http://www.w3.org/2000/svg" height="480" width="640" viewBox="0 0 640 480">
+  <defs>
+    <clipPath id="a">
+      <path fill-opacity=".67" d="M-54.667 0h682.67v512h-682.67z"/>
+    </clipPath>
+  </defs>
+  <g fill-rule="evenodd" clip-path="url(#a)" transform="translate(51.25) scale(.9375)" stroke-width="1pt">
+    <path fill="#002170" d="M-140 0H884v512H-140z"/>
+    <path fill="#ffb20d" d="M-140 234.11H884v43.783H-140z"/>
+    <path fill="#fff" d="M161.81 437.989l-32.916-32.971-10.604 45.363-12.008-45.015-31.875 33.978 12.107-44.989-44.59 13.498 32.972-32.907-45.365-10.613 45.016-12.008L40.56 320.45l44.989 12.108-13.49-44.591 32.907 32.971 10.614-45.364 12.008 45.015 31.866-33.977-12.098 44.988 44.59-13.498-32.98 32.908 45.363 10.613-45.015 12.009 33.987 31.874-44.989-12.108z"/>
+  </g>
+</svg>