feat: fix buffer

helper.py

@@ -55,6 +55,8 @@ class MotionVerifier:
         std_dev = np.std(data, axis=0) 
         avg_movement = np.mean(std_dev)
         print(f"[Motion] Avg Movement: {avg_movement:.4f} px")
+        print(f"Reset buffer after motion check.")
+        self.reset()
         if avg_movement < self.threshold:
             return False, "static_spoof_detected"
         return True, "passed"