# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [Unreleased]

(No unreleased changes)

---

## Time Recording Policy

All dates and times in this project must follow these rules:

1. **Never fabricate or hallucinate dates/times**
2. **Always record in dual format:**
   - UTC (Coordinated Universal Time)
   - GMT+8 (Asia/Shanghai timezone)
3. **Format**: `YYYY-MM-DD HH:MM:SS UTC/GMT+8`
4. **If time is unknown**: Explicitly state "TBD" or "To be determined"

### Example Format:
```
Created: 2025-10-04 08:50:35 UTC
Created: 2025-10-04 16:50:35 GMT+8
```

---

## Version History

### [0.1.0] - Project Setup
**Date**: 2025-10-04 08:50:35 UTC / 2025-10-04 16:50:35 GMT+8

**Added:**
- Initial project structure
- Documentation framework
- Git repository configuration
- AI agent system setup
- Version control guidelines

**Repository:**
- Remote: `ssh://gitea@git.shihong.me:2222/snowprint/halloween-test.git`
- Branch: `main`

---

## [1.0.0] - Initial Release
**Date**: 2025-10-04 19:36:00 UTC / 2025-10-04 19:36:00 GMT+8
**Branch**: `001-mcdonald-s-it`

### Added
- **Halloween Event Page** (`index.html` - 8.4KB)
  - McDonald's ASCII art logo with Golden Arches (desktop and mobile versions)
  - "i'm lovin' IT" tagline with blinking cursor animation
  - Live countdown timer to Oct 31 2025 18:00 GMT+8
  - Bilingual event information (English/Chinese alternating lines)
  - Halloween decorations (🎃👻🦇 emojis)
  - Event details: Oct 31 2025, 18:00-21:00, MITA Building 2F Pantry
  - Activities: Cosplay, Bug Debugging Games, Lucky Draw
  - Organizer contact: Jessi Pan (jessi.pan@cn.mcd.com)

### Design
- **Terminal Aesthetic**:
  - Pure black background (#000000)
  - Terminal green text (#00FF00, 21:1 contrast ratio)
  - Amber accent color (#FFBF00, 12:1 contrast ratio)
  - Monospace font stack (Courier New, Monaco, Consolas, Menlo)
- **Responsive Design**:
  - Desktop: Full ASCII art, optimized layout (1024px+)
  - Tablet: Medium layout adjustments (768-1023px)
  - Mobile: Simplified ASCII art, compact layout (320-767px)
- **Accessibility**:
  - WCAG 2.1 AA compliant
  - ARIA labels for screen readers
  - aria-live for countdown updates
  - Language attributes (lang="en", lang="zh-CN")
  - Semantic HTML5 structure
  - Keyboard accessible

### Technical
- **Single File**: Complete page in one 8.4KB HTML file
- **No Dependencies**: Self-contained, no external resources
- **Countdown Logic**:
  - GMT+8 timezone handling (converts to UTC internally)
  - State management: before/active/ended
  - Updates every second
  - Edge cases: "🎃 EVENT STARTING NOW! 🎃" and "👻 EVENT COMPLETED - Thanks for joining! 👻"
  - Noscript fallback message
- **Performance**:
  - File size: 8.4KB (well under 50KB requirement)
  - Load time: < 1 second
  - 60fps CSS animations
  - Progressive enhancement (works without JavaScript)

### Documentation
- **Spec-Kit Documentation**:
  - `specs/001-mcdonald-s-it/spec.md` - 35 functional requirements
  - `specs/001-mcdonald-s-it/plan.md` - Implementation plan
  - `specs/001-mcdonald-s-it/tasks.md` - 32 task breakdown
  - `specs/001-mcdonald-s-it/research.md` - 10 technical decisions
  - `specs/001-mcdonald-s-it/data-model.md` - Entity definitions
  - `specs/001-mcdonald-s-it/quickstart.md` - Testing checklist
  - `specs/001-mcdonald-s-it/contracts/page-content.schema.json` - JSON Schema
- **Updated README.md** with deployment instructions and event details
- **This CHANGELOG.md** with v1.0.0 release notes

### Browser Support
- Chrome 90+
- Firefox 88+
- Safari 14+
- Edge 90+

### Deployment
Ready for production deployment. Simply upload `index.html` to any web hosting service (GitHub Pages, Netlify, Vercel, AWS S3, etc.)

---

## Notes

- This changelog is maintained by all team members
- DevOps engineer is responsible for version tagging
- All agents must update this file when making significant changes
- Follow conventional commit format in entries