fix: predictor in main

main.py

@@ -19,9 +19,8 @@ if __name__ == "__main__":
         "USD": 10_000,
         "Gold": 0,
     }
-    # pred = MeanAggregator([RandomPredictor(), SelectorPredictor({"USD": -0.1}), RandomPredictor()])
-    pred = Derivate(-1)
-
+    pred = MeanAggregator([RandomPredictor(), SelectorPredictor({"USD": -0.1}), RandomPredictor()])
+    
     bot = Bot(
         ptf=InMemoryPortfolio(start.copy()), strategy=AllIn(), broker=bt, predictor=pred
     )