Update app.py

app.py

@@ -18,7 +18,7 @@ import json
 class CRMJABot:
     def __init__(self):
         self.db = DatabaseManager()
-        self.material_generator = StudyMaterialGenerator(self.db)
+        self.material_generator = StudyMaterialGenerator(self.db.get_connection())
         self.planner = StudyPlanGenerator(self.db)
         self.performance = PerformanceAnalyzer(self.db.get_connection())  # Corrigido aqui