Add channel change detection and update logic in main loop

listener.py

@@ -124,6 +124,16 @@ if __name__ == "__main__":
                 timeout=10
             )
             print_stats()
+            
+            # Check channel every 3 loops (~30 seconds)
+            channel_check_counter += 1
+            if channel_check_counter >= 3:
+                channel_check_counter = 0
+                new_channel = get_current_channel(test_interface)
+                if new_channel and new_channel != last_channel:
+                    print(f"[~] Detected channel change: {last_channel} → {new_channel}")
+                    set_monitor_channel(monitor_interface, new_channel)
+                    last_channel = new_channel
     except KeyboardInterrupt:
         pass