integration of (legacy) training systems, initialize, train, show on the UI

core/trading_executor.py

@@ -219,7 +219,7 @@ class TradingExecutor:
                     quote_asset = 'USDC'
             else:
                 # Fallback for symbols like ETHUSDT (assuming last 4 chars are quote)
-                quote_asset = symbol[-4:].upper()
+                quote_asset = symbol[-4:].upper() 
                 # Convert USDT to USDC for MEXC spot trading
                 if quote_asset == 'USDT':
                     quote_asset = 'USDC' 
@@ -423,7 +423,7 @@ class TradingExecutor:
             # Calculate simulated fees in simulation mode
             taker_fee_rate = self.mexc_config.get('trading_fees', {}).get('taker_fee', 0.0006)
             simulated_fees = position.quantity * current_price * taker_fee_rate
-
+            
             # Create trade record
             trade_record = TradeRecord(
                 symbol=symbol,