# Football Simulation Engine History

## Version 1.0.0 (Initial Release)

### Core Features
- Basic match simulation engine
- Team and player initialization
- Ball movement physics
- Player movement and positioning
- Basic actions (passing, shooting, tackling)
- Foul detection system
- Offside detection
- First half/Second half handling
- Score tracking

### Technical Details
- JSON-based configuration for teams and pitch
- Modular code structure with separate action, movement and common utilities
- Test coverage for core functionality including:
  - Input validation
  - Team initialization
  - Player positioning
  - Boundary checks
  - Tackle mechanics
  - Offside rules
  - Ball movement
  - Action selection

### Known Limitations
- Basic AI decision making
- Limited set of special moves/skills
- No weather effects
- No player fatigue system
- No substitutions
- No cards/bookings system

### Future Plans
- Enhanced AI and decision making
- Player fatigue and injury system
- Weather effects on gameplay
- Substitution mechanics
- Cards and disciplinary system
- More sophisticated ball physics
- Player development/training system
- Match statistics and analysis