Initial commit: Mantle AI Trading Bot

Features:
- AI-powered signal generation with multi-factor analysis
- Fundamental news aggregation from multiple sources
- Technical analysis with 6+ indicators
- VectorDB integration for semantic search
- Backtesting engine with performance metrics
- Demo/paper trading mode
- Real-time WebSocket updates
- Comprehensive dashboard UI

Built for Mantle Turing Test Hackathon
- AI Trading track
- AI Alpha & Data track

CHANGELOG.md

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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+## [1.0.0] - 2025-06-06
+
+### Added
+
+#### Core Trading Engine
+- **BybitClient**: Full Bybit API integration with authentication
+  - Market data fetching (tickers, klines, order book)
+  - Order management (place, cancel, query orders)
+  - Position management (get positions, set leverage, close positions)
+  - Wallet balance tracking
+  - Testnet support for safe testing
+
+#### Signal Generation Engine
+- **SignalEngine**: AI-powered trading signal generation
+  - Technical analysis with 6+ indicators:
+    - Simple Moving Average (SMA)
+    - Exponential Moving Average (EMA)
+    - Relative Strength Index (RSI)
+    - MACD (Moving Average Convergence Divergence)
+    - Support/Resistance detection
+    - Candlestick pattern recognition
+  - Fundamental analysis from news data
+  - Sentiment analysis with keyword-based scoring
+  - Risk assessment with position sizing
+  - AI reasoning generation using z-ai-web-dev-sdk
+  - Confidence scoring (0-1)
+  - Target price, stop-loss, and take-profit calculation
+
+#### News Aggregation System
+- **NewsAggregator**: Multi-source news collection
+  - CryptoPanic integration
+  - CoinGecko status updates
+  - CryptoCompare news feed
+  - Custom RSS feed support
+  - Sentiment analysis for each article
+  - Category detection and tag extraction
+  - Importance scoring
+  - Market-moving news detection
+
+#### VectorDB Integration
+- **VectorStore**: Semantic search for news and signals
+  - ChromaDB client integration
+  - Fallback embedding generation
+  - News article storage and retrieval
+  - Signal analysis persistence
+  - Similar signal search
+  - Contextual sentiment analysis
+
+#### Backtesting Engine
+- **BacktestEngine**: Strategy simulation on historical data
+  - Historical data generation (can be replaced with real data)
+  - Trade execution simulation
+  - Slippage and fee modeling
+  - Stop-loss and take-profit testing
+  - Performance metrics calculation:
+    - Total and annualized return
+    - Sharpe and Sortino ratios
+    - Maximum drawdown
+    - Win rate and profit factor
+  - Strategy optimization with parameter grid search
+  - Backtest report generation
+
+#### Demo Trading Mode
+- **DemoTrader**: Paper trading system
+  - Virtual portfolio management
+  - Order placement and execution
+  - Position tracking with P&L
+  - Stop-loss and take-profit monitoring
+  - Trade statistics and history
+  - Real-time price updates
+  - Event-based notifications
+
+#### WebSocket Service
+- **TradingWebSocketService**: Real-time data streaming
+  - Socket.io server implementation
+  - Live price updates
+  - Portfolio sync
+  - Signal subscriptions
+  - Demo trading via WebSocket
+  - News streaming
+
+#### API Routes
+- `/api/trading/signals`: Signal generation and retrieval
+- `/api/trading/news`: News fetching and sentiment
+- `/api/trading/backtest`: Backtest execution and results
+- `/api/trading/demo`: Demo trading operations
+
+#### Dashboard UI
+- Real-time trading dashboard
+- 4 main tabs: Signals, Positions, Backtest, News
+- Live price ticker
+- Portfolio visualization with charts
+- Signal generation interface
+- Position management
+- News feed with sentiment indicators
+- Backtesting interface
+
+### Database Schema
+- **Signal**: Trading signals with analysis data
+- **Trade**: Trade execution records
+- **NewsArticle**: News storage with sentiment
+- **MarketData**: Cached market data
+- **BacktestSession**: Backtest configurations
+- **BacktestResult**: Individual backtest trades
+- **Portfolio**: Portfolio tracking
+- **Position**: Open positions
+- **UserSettings**: User configuration
+- **SignalRating**: Signal performance ratings
+- **SystemLog**: System event logging
+
+### Technical Details
+- Next.js 16 with App Router
+- TypeScript 5
+- Tailwind CSS 4
+- shadcn/ui components
+- Prisma ORM with SQLite
+- Socket.io for real-time updates
+- Recharts for data visualization
+- z-ai-web-dev-sdk for AI capabilities
+
+### Security
+- API key encryption support
+- Testnet-first approach
+- Rate limiting ready
+- Input validation with Zod
+
+### Documentation
+- Comprehensive README
+- API documentation
+- Architecture overview
+- Code comments
+
+---
+
+## Upcoming Features
+
+### [1.1.0] - Planned
+- CopilotKit integration for conversational trading
+- Telegram/Discord notifications
+- Advanced order types (OCO, trailing stop)
+- Multi-exchange support
+- Strategy marketplace
+- Social trading features
+
+### [1.2.0] - Planned
+- Machine learning model training
+- Custom strategy builder
+- Advanced analytics dashboard
+- Mobile app support
+
+---
+
+## Version History
+
+| Version | Date | Description |
+|---------|------|-------------|
+| 1.0.0 | 2025-06-06 | Initial release for Mantle Hackathon |