fix the requests to the FMP API

src/api/insiders/insider_trading_aggregator.py

@@ -20,7 +20,7 @@ class InsiderTradingAggregator:
         # API configurations
         self.apis = {
             'fmp': {
-                'base_url': 'https://financialmodelingprep.com/api/v4',
+                'base_url': 'https://financialmodelingprep.com/stable',
                 'api_key': Config.FMP_API_KEY,
                 'rate_limit': 250,  # Daily limit
                 'requests_per_minute': 10
@@ -131,7 +131,7 @@ class InsiderTradingAggregator:
 
             # Inner Loop: Handle pagination for the current day.
             while True:
-                endpoint = "insider-trading"
+                endpoint = "insider-trading/latest"
                 params = {
                     'symbol': symbol,
                     'date': date_str,