docs(project): complete project setup and documentation

- Add agent system constitution with time recording standards
- Add Git workflow documentation for all agents
- Add comprehensive time recording policy (UTC + GMT+8)
- Add CHANGELOG with version history
- Add CONTRIBUTING guide with Git workflow and commit conventions
- Add project specification document
- Add README with project overview
- Add .gitignore for macOS and editor files
- Update CLAUDE.md with project requirements and metadata

Project initialized: 2025-10-04 08:50:35 UTC / 16:50:35 GMT+8

README.md

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+# McDonald's IT Halloween Event Page 🎃
+
+**Project Created**: 2025-10-04 08:50:35 UTC / 2025-10-04 16:50:35 GMT+8
+
+A minimalist, geek-style Halloween event webpage for McDonald's IT department, inspired by Homebrew's terminal aesthetic.
+
+## Project Description
+
+This single-page website announces Halloween activities for McDonald's IT staff. It features:
+- Pure black background with terminal-style interface
+- ASCII art McDonald's logo as centerpiece
+- High-contrast monospace typography
+- Full responsive design (desktop + mobile)
+- Zero external dependencies
+
+## Design Philosophy
+
+**Extreme Minimalism + Geek Aesthetic**
+- No shadows, gradients, or decorative effects
+- Monospace fonts only
+- Command-line/terminal interface look
+- Homebrew-inspired design language
+
+## Quick Start
+
+1. Open `index.html` in any modern browser
+2. That's it! No build process, no dependencies.
+
+## File Structure
+
+```
+test-project/
+├── .claude/                    # AI agent configurations
+│   ├── agents/                 # Specialized AI agents
+│   └── constitution.md         # Agent system principles
+├── CLAUDE.md                   # Project guidance for Claude AI
+├── README.md                   # This file
+└── index.html                  # Main event page (to be created)
+```
+
+## Technical Specifications
+
+- **HTML5**: Semantic markup
+- **CSS**: Inline styles for portability
+- **JavaScript**: Vanilla JS (minimal, if needed)
+- **Fonts**: System monospace fonts
+- **Encoding**: UTF-8
+- **Target Browsers**: Chrome, Firefox, Safari, Edge (latest versions)
+
+## Responsive Breakpoints
+
+- **Desktop**: 1024px and above
+- **Tablet**: 768px - 1023px
+- **Mobile**: 320px - 767px
+
+## Development
+
+### Prerequisites
+- Any modern web browser
+- Text editor (VS Code, Sublime, etc.)
+- Git for version control
+
+### Repository
+- **Remote**: `ssh://gitea@git.shihong.me:2222/snowprint/halloween-test.git`
+- **Workflow**: Feature branches with pull requests
+- See `CONTRIBUTING.md` for detailed Git workflow
+
+### Testing
+- Test on multiple screen sizes
+- Verify ASCII art legibility on mobile
+- Check color contrast ratios
+- Validate HTML5 compliance
+
+## Deployment
+
+Simply upload `index.html` to any web hosting service:
+- GitHub Pages
+- Netlify
+- Vercel
+- AWS S3
+- Traditional web hosting
+
+## Browser Support
+
+- Chrome 90+
+- Firefox 88+
+- Safari 14+
+- Edge 90+
+
+## License
+
+Internal use for McDonald's IT department.
+
+## Version Control
+
+This project uses Git for version control. All team members must:
+- Follow the branching strategy in `CONTRIBUTING.md`
+- Write clear, conventional commit messages
+- Never commit sensitive data
+- Request code review before merging to main
+
+## Contributing
+
+See `CONTRIBUTING.md` for detailed guidelines on:
+- Git workflow and branching strategy
+- Commit message conventions
+- Code review process
+- DevOps responsibilities
+
+## Contact
+
+For questions or updates, contact the McDonald's IT team.