Add fractional Kelly position sizing

crypto_spot_bot/bot.py

@@ -146,6 +146,7 @@ class CryptoSpotBot:
             forecast = self.market.forecasts.get(symbol, {})
             learning = self.learner.adjustment_for(symbol, str(pattern.get("label", ""))).as_dict()
             learning["adaptive_rules"] = self._with_exposure_context(learning.get("adaptive_rules") or {})
+            account = self.broker.account_state(prices)
             llm = {}
             if (
                 self.settings.llm_advisor_enabled
@@ -162,10 +163,10 @@ class CryptoSpotBot:
                         pattern=pattern,
                         learning=learning,
                         open_positions_for_symbol=open_count,
-                        account=self.broker.account_state(prices),
+                        account=account,
                     )
                 ).as_dict()
-            signal = self.strategy.entry_signal(symbol, candles, ticker, open_count, pattern, learning, llm, forecast)
+            signal = self.strategy.entry_signal(symbol, candles, ticker, open_count, pattern, learning, llm, forecast, account)
             self.storage.insert_signal(signal)
             if signal.action == "BUY" and ticker is not None:
                 self.broker.buy(