Flatten directory structure and update documentation

- Moved all files from mac_os/ subdirectory to repository root
- Updated README.adoc to reflect simplified architecture
- Updated QUICK_INSTALL.md with all current apps
- Added claude-cli to install.sh and bin/install_homebrew_formulas
- Repository now shows clean file structure without nested mac_os folder
- Documentation now accurately describes opinionated installer approach

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

website/README.md

@@ -0,0 +1,97 @@
+# macOS Installer Generator
+
+A beautiful, simple web app that lets anyone create custom macOS installation scripts.
+
+## Features
+
+- 🎨 Beautiful, modern UI
+- 📱 Mobile-friendly
+- 🔍 Search functionality
+- 🔗 Shareable URLs with selections
+- 📋 Copy script to clipboard
+- 💾 Download generated script
+- ⚡ Pure static - no backend needed
+- 🚀 Perfect for Cloudflare Pages
+
+## Deployment to Cloudflare Pages
+
+1. **Create a GitHub repo** (or use existing mac_os repo)
+2. **Push the `website` folder**
+3. **Connect to Cloudflare Pages:**
+   - Go to Cloudflare Dashboard > Pages
+   - Click "Create a project"
+   - Connect to your GitHub repo
+   - Build settings:
+     - Build command: (leave empty)
+     - Build output directory: `/` or `website`
+   - Deploy!
+
+4. **Custom domain (optional):**
+   - Go to Pages project > Custom domains
+   - Add `install.due.ren`
+   - Update DNS (Cloudflare will guide you)
+
+## Usage
+
+Once deployed, users can:
+
+1. Visit `install.due.ren`
+2. Select the software they want
+3. Click "Generate Script"
+4. Copy the script or share the URL
+
+## Example URLs
+
+```
+# Node.js + VS Code + Docker
+https://install.due.ren/?brew=node&cask=visual-studio-code,docker
+
+# Full dev setup
+https://install.due.ren/?brew=node,go,python,git&cask=visual-studio-code,iterm2,docker
+
+# Your current setup
+https://install.due.ren/?brew=atuin,bash,bash-completion,gemini-cli,node,ffmpeg,mas,mole,rename,ykman&cask=eloston-chromium,deepl,element,signal,nextcloud,proton-drive,proton-mail,protonvpn,codex,nova,transmit&mas=1352778147,1503970375,409203825,409201541,1503446680,1579902068
+```
+
+## File Structure
+
+```
+website/
+├── index.html       # Complete single-page app
+└── README.md        # This file
+```
+
+That's it! One HTML file, fully functional.
+
+## Customization
+
+To add more software, edit the `SOFTWARE` object in `index.html`:
+
+```javascript
+'Category Name': [
+    { name: 'package-name', desc: 'Description', type: 'brew' },
+    { name: 'app-name', desc: 'Description', type: 'cask' },
+    { name: '123456', desc: 'App Name', type: 'mas' },
+],
+```
+
+## Local Development
+
+Just open `index.html` in a browser. No build step needed!
+
+```bash
+open index.html
+# or
+python3 -m http.server 8000
+```
+
+## Browser Support
+
+Works in all modern browsers:
+- Chrome/Edge 90+
+- Firefox 88+
+- Safari 14+
+
+## License
+
+Free to use and modify!