refactor: Reorder TradingPlan dataclass fields to comply with Python requirements

src/trading/trading_plan.py

@@ -36,11 +36,6 @@ class TradingPlan:
     # General Info
     plan_name: str
     status: PlanStatus
-    created_at: datetime = None
-    updated_at: datetime = None
-    id: int = None
-    
-    # Strategy Definition
     timeframe: Timeframe
     market_focus: MarketFocus
     entry_criteria: str
@@ -51,35 +46,30 @@ class TradingPlan:
     trade_frequency: TradeFrequency
     market_conditions: str
     indicators_used: str
-    
-    # Trade Execution Rules
     entry_confirmation: str
     position_sizing: float
     maximum_drawdown: float
     max_trades_per_day: int
     max_trades_per_week: int
-    
-    # Risk Management
     total_risk_per_trade: float
     max_portfolio_risk: float
     adjustments_for_drawdown: str
     risk_controls: str
+    plan_author: str
     
-    # Performance Tracking
+    # Fields with default values must come after required fields
+    created_at: datetime = None
+    updated_at: datetime = None
+    id: int = None
+    strategy_version: int = 1
     win_rate: Optional[float] = None
     average_return_per_trade: Optional[float] = None
     profit_factor: Optional[float] = None
     historical_backtest_results: Optional[str] = None
     real_trade_performance: Optional[str] = None
-    
-    # Notes & Evolution
     improvements_needed: Optional[str] = None
-    strategy_version: int = 1
-    plan_author: str
     trade_review_notes: Optional[str] = None
     future_testing_ideas: Optional[str] = None
-    
-    # Optional fields
     sector_focus: Optional[str] = None
     fundamental_criteria: Optional[str] = None
     options_strategy_details: Optional[str] = None