Add comprehensive voice channel system for Discord gameplay with:
## New Features
- `/voice-channel public` - Create public voice channels with random codenames
- `/voice-channel private` - Create private team vs team channels with role permissions
- Automatic cleanup after configurable empty duration (default: 5 minutes)
- Restart-resilient JSON persistence for channel tracking
- Background monitoring service with graceful error handling
## Technical Implementation
- **Voice Commands Package** (`commands/voice/`)
- `channels.py` - Main slash command implementation with modern command groups
- `cleanup_service.py` - Background service for automatic channel deletion
- `tracker.py` - JSON-based persistent channel tracking
- `__init__.py` - Package setup with resilient loading
- **Bot Integration** - Voice cleanup service integrated into bot lifecycle
- **Service Dependencies** - Integration with team, league, and schedule services
- **Permission System** - Team-based Discord role permissions for private channels
## Key Features
- **Public Channels**: Random codenames, open speaking permissions
- **Private Channels**: "{Away} vs {Home}" naming, team role restrictions
- **Auto-cleanup**: Configurable intervals with empty duration thresholds
- **Restart Resilience**: JSON file persistence survives bot restarts
- **Error Handling**: Comprehensive validation and graceful degradation
- **Migration Support**: Deprecated old prefix commands with helpful messages
## Documentation & Testing
- Comprehensive README.md following project patterns
- Full test suite with 15+ test methods covering all scenarios
- Updated CLAUDE.md files with voice command documentation
- Clean IDE diagnostics with proper type safety
## Integration Points
- Team service for user validation and role lookup
- League service for current season/week information
- Schedule service for opponent detection in private channels
- Background task management in bot startup/shutdown
🤖 Generated with [Claude Code](https://claude.ai/code)
Co-Authored-By: Claude <noreply@anthropic.com>
