refactor: Update get_current_prices to use fast_info for reliable price fetching

src/trading/journal.py

@@ -404,28 +404,14 @@ def get_open_trades():
 
 def get_current_prices(tickers: list) -> dict:
     """Get current prices for multiple tickers using yfinance"""
-    try:
-        # Create a space-separated string of tickers
-        ticker_str = " ".join(tickers)
-        # Get data for all tickers at once
-        data = yf.download(ticker_str, period="1d", interval="1m", group_by='ticker')
-        
-        prices = {}
-        if len(tickers) == 1:
-            # Handle single ticker case
-            ticker = tickers[0]
-            if not data.empty:
-                prices[ticker] = data['Close'].iloc[-1]
-        else:
-            # Handle multiple tickers
-            for ticker in tickers:
-                if (ticker, 'Close') in data:
-                    prices[ticker] = data[ticker]['Close'].iloc[-1]
-        
-        return prices
-    except Exception as e:
-        print(f"Error fetching current prices: {e}")
-        return {}
+    prices = {}
+    for ticker in tickers:
+        try:
+            stock = yf.Ticker(ticker)
+            prices[ticker] = stock.fast_info["last_price"]
+        except Exception as e:
+            print(f"Error getting price for {ticker}: {e}")
+    return prices
 
 def get_trade_history(limit: int = 50):
     with create_client() as client: