Update app.py

app.py

@@ -193,7 +193,7 @@ class CRMJABot:
         self.planner = StudyPlanGenerator(self.db)
         self.coach = MotivationalCoach()
         self.analytics = StudyAnalytics(self.db.conn)
-        self.performance = PerformanceAnalyzer(self.db.conn)
+        self.performance = PerformanceAnalyzer(self.db.get_connection())  # Linha corrigida
         self.material_gen = StudyMaterialGenerator(self.db.conn)
         self.tracker = ProgressTracker(self.db.conn)